Thumbscrews（Application：Standard）

?* Information on days to ship and prices

• 

  Long Knurled Head Screws / Configurable Thread Length

  MISUMI

  2D / 3D CAD data available

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  Min. Shipping Days ：	7 Days

• 

  ECO-BS Flat Head Knurled Screw【1-250 Pieces Per Package】

  SUNCO

  The flute incorporated into the knob of the head makes it an ornamental screw that can be easily turned manually without it slipping.

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  2D / 3D CAD data available

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  Starting from∗ ：	0.83 €
  Min. Shipping Days ：	Same day

  *Unit price with basic configuration

• 

  Slotted Knurled Screw【1-500 Pieces Per Package】

  SUNCO

  The knob section of the head is fluted, making it decorative and easy to turn by hand. It also contains a groove so that it can be turned with a flat head screw driver.

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  2D / 3D CAD data available

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  Starting from∗ ：	1.67 €
  Min. Shipping Days ：	Same day

  *Unit price with basic configuration

• 

  Long Knurled Head Screws / 303 Stainless

  MISUMI

  • Volume Discount

  • Stock

  2D / 3D CAD data available

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  Starting from∗ ：	5.58 €
  Min. Shipping Days ：	Same day

  *Unit price with basic configuration

• 

  ECO-BS Stepped Knurled Screw

  SUNCO

  It can be used for adjustment screws, parts to be removed, etc. RoHS10 compliant product. Thread M diameter: M3-M6

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  Starting from∗ ：	0.99 €
  Min. Shipping Days ：	Same day

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Low Head) NB-G-SR / NB-G-R

  HIROSUGI-KEIKI

  [Nominal thread (M)] 3(0.5) / 4(0.7) / 5(0.8) / 6(1.0)
  [Silicone rubber washer (SRW)]
  [Material] Silicone rubber
  [Color] Translucent
  [Hardness] 50° (Durometer type A), 49° (IRHD reference value)
  [NBR washer (RW)]
  [Material] NBR
  [Color] Black
  [Hardness] 70° (Durometer type A), 63° (IRHD reference value)

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  Starting from∗ ：	1.23 €
  Min. Shipping Days ：	13 Days

  *Unit price with basic configuration

• 

  Round Fan Bolt【100-200 Pieces Per Package】

  MITSUBOSHI CI

  Knob bolt features a handle shaped like a fan, making it easy to screw and unscrew by hand.

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  Starting from∗ ：	9.04 €
  Min. Shipping Days ：	6 Days

  *Unit price with basic configuration

• 

  Stepped Knurled Screws

  MISUMI

  2D / 3D CAD data available

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  Min. Shipping Days ：	6 Days

• 

  Round Fan Bolt【1-1,000 Pieces Per Package】

  SUNCO

  The handle is shaped like an Uchiwa fan and features the ability to tighten and loosen easily by hand.

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  2D / 3D CAD data available

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  Starting from∗ ：	0.31 €
  Min. Shipping Days ：	Same day

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Low Head) / NB-GC

  HIROSUGI-KEIKI

  [Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
  [Processing] Chrome plating (buffing)

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  Starting from∗ ：	2.09 €
  Min. Shipping Days ：	20 Days

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Slotted / Flanged / Narrow Body) NB-E-SR/NB-E-R

  HIROSUGI-KEIKI

  [Nominal thread (M)] 3(0.5) / 4(0.7) / 5(0.8) / 6(1.0)
  [Silicone rubber washer (SRW)]
  [Material] Silicone rubber
  [Color] Translucent
  [Hardness] 50° (Durometer type A), 49° (IRHD reference value)
  [NBR washer (RW)]
  [Material] NBR
  [Color] Black
  [Hardness] 70° (Durometer type A), 63° (IRHD reference value)

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  Starting from∗ ：	1.06 €
  Min. Shipping Days ：	13 Days

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Low Head) NB-GC-SR / NB-GC-R

  HIROSUGI-KEIKI

  [Nominal thread (M)] 3(0.5) / 4(0.7) / 5(0.8) / 6(1.0)
  [Silicone rubber washer (SRW)]
  [Material] Silicone rubber
  [Color] Translucent
  [Hardness] 50° (Durometer type A), 49° (IRHD reference value)
  [NBR washer (RW)]
  [Material] NBR
  [Color] Black
  [Hardness] 70° (Durometer type A), 63° (IRHD reference value)

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  Starting from∗ ：	2.07 €
  Min. Shipping Days ：	13 Days

  *Unit price with basic configuration

• 

  ECO-BS Slotted Knurled Screw【1-100 Pieces Per Package】

  SUNCO

  The flute incorporated into the knob of the head makes it an ornamental screw that can be easily turned manually without slipping. In addition, there is a groove for rotating the flathead screwdriver.

  • Volume Discount

  2D / 3D CAD data available

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  Starting from∗ ：	0.56 €
  Min. Shipping Days ：	Same day

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Slotted) NB-A / A-N / AC / AC-N

  HIROSUGI-KEIKI

  ◎ Knurled Knob
  [Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
  [Surface treatment] Nickel plating (Ni) / Chrome plating (buff polishing)
  ◎ Nylon washer
  [Material] Nylon 66
  [Color] Translucent
  [Heat distortion temperature]1.82 MPa...75°C
  [UL Standard] UL94V-2 (Materials)

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  Starting from∗ ：	1.98 €
  Min. Shipping Days ：	12 Days

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Flanged) NB-C / C-N / CC / CC-N

  HIROSUGI-KEIKI

  ◎ Knurled Knob
  [Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
  [Surface treatment] Nickel plating (Ni) / Chrome plating (buff polishing)
  ◎ Nylon washer
  [Material] Nylon 66
  [Color] Translucent
  [Heat distortion temperature] 1.82 MPa...75°C
  [UL Standard] UL94V-2 (Materials)

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  Starting from∗ ：	1.17 €
  Min. Shipping Days ：	20 Days

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Stepped) NB-D / D-N / DC / DC-N

  HIROSUGI-KEIKI

  ◎ Knurled Knob
  [Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
  [Surface treatment] Nickel plating (Ni) / Chrome plating (buff polishing)
  · Nylon washer
  [Material] Nylon 66
  [Color] Translucent
  [Heat distortion temperature] 1.82 MPa...75°C
  [UL Standard] UL94V-2 (Materials)

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  Starting from∗ ：	1.63 €
  Min. Shipping Days ：	20 Days

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Slotted / Stepped / Narrow Body) NB-F/F-N/FC/FC-N

  HIROSUGI-KEIKI

  ◎ Knurled Knob
  [Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
  [Surface treatment] Nickel plating (Ni) / Chrome plating (buff polishing)
  ◎ Nylon washer
  [Material] Nylon 66
  [Color] Translucent
  [Heat distortion temperature] 1.82 MPa...75°C
  [UL Standard] UL94V-2 (Materials)

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  Starting from∗ ：	0.95 €
  Min. Shipping Days ：	20 Days

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Low Head / Built-In Washer) / NB-G-N

  HIROSUGI-KEIKI

  Knurled knob
  [Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
  [Processing] Nickel plating (Ni)
  Nylon washer
  [Material] Nylon 66
  [Color] Translucent
  [Heat deformation temperature] 1.82 MPa, 75°C
  [UL standard] UL94V-2 (material)

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  Starting from∗ ：	1.26 €
  Min. Shipping Days ：	20 Days

  *Unit price with basic configuration

• 

  Resin Knurled Knob NBPU-W / -B / -R

  HIROSUGI-KEIKI

  [Nominal thread (M)] 3/4
  [Material] Polycarbonate (PC)
  [Color] White/Black/Red
  [Heat distortion temperature] 1.82 MPa...130°C
  [UL Standard] UL94V-2 (Materials)
  [Metal Part] Material / Stainless steel

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  Starting from∗ ：	0.28 €
  Min. Shipping Days ：	20 Days

  *Unit price with basic configuration

• 

  Resin Knurled Knob (White) / NBPU-W

  HIROSUGI-KEIKI

  [Nominal thread (M)] 3/4
  [Material] Polycarbonate (PC)
  [Color] White
  [Heat deformation temperature] 1.82 MPa, 130℃
  [UL standard] UL94V-2 (material)
  [Metal part] Material / stainless steel

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  Starting from∗ ：	0.31 €
  Min. Shipping Days ：	20 Days

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Slotted) NB-AB / AB-NB / AB-SR / AB-R

  HIROSUGI-KEIKI

  [Nominal thread (M)] 3(0.5) / 4(0.7)
  [Knurled Knob]
  [Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
  [Surface treatment] Micro Black (black coating over nickel base), Micro Black is only applied to the knob part
  [Black nylon washer (KW)]
  [Material] Nylon 6
  [Color] Black
  [Heat distortion temperature] 1.82 MPa...65°C
  [UL Standard] UL94-HB (Materials)
  Silicone rubber washer (SRW)
  [Material] Silicone rubber
  [Color] Translucent
  [Hardness] 50°(Durometer type A), 49° (IRHD reference value)
  NBR washer (RW)
  [Material] NBR
  [Color] Black
  [Hardness] 70° (Durometer type A), 63° (IRHD reference value)

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  Starting from∗ ：	2.03 €
  Min. Shipping Days ：	13 Days

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Slotted / Flanged / Narrow Body) NB-EB/EB-NB/EB-SR/EB-R

  HIROSUGI-KEIKI

  [Nominal thread (M)] 3(0.5) / 4(0.7)
  [Knurled Knob]
  [Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
  [Surface treatment] Micro Black (black coating over nickel base), Micro Black is only applied to the knob part
  [Black nylon washer (KW)]
  [Material] Nylon 6
  [Color] Black
  [Heat distortion temperature] 1.82 MPa...65°C
  [UL Standard] UL94-HB (Materials)
  Silicone rubber washer (SRW)
  [Material] Silicone rubber
  [Color] Translucent
  [Hardness] 50°(Durometer type A), 49° (IRHD reference value)
  NBR washer (RW)
  [Material] NBR
  [Color] Black
  [Hardness] 70° (Durometer type A), 63° (IRHD reference value)

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  Starting from∗ ：	2.16 €
  Min. Shipping Days ：	13 Days

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Slotted / Stepped / Narrow Body) NB-F-SR/NB-F-R

  HIROSUGI-KEIKI

  [Nominal thread (M)] 3(0.5) / 4(0.7) / 5(0.8) / 6(1.0)
  [Silicone rubber washer (SRW)]
  [Material] Silicone rubber
  [Color] Translucent
  [Hardness] 50° (Durometer type A), 49° (IRHD reference value)
  [NBR washer (RW)]
  [Material] NBR
  [Color] Black
  [Hardness] 70° (Durometer type A), 63° (IRHD reference value)

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  Starting from∗ ：	1.24 €
  Min. Shipping Days ：	13 Days

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Low Head) NB-GB / GB-NB / GB-SR / GB-R

  HIROSUGI-KEIKI

  [Nominal thread (M)] 3(0.5) / 4(0.7)
  [Knurled Knob]
  [Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
  [Surface treatment] Micro Black (black coating over nickel base), Micro Black is only applied to the knob part
  [Black nylon washer (KW)]
  [Material] Nylon 6
  [Color] Black
  [Heat distortion temperature] 1.82 MPa...65°C
  [UL Standard] UL94-HB (Materials)
  Silicone rubber washer (SRW)
  [Material] Silicone rubber
  [Color] Translucent
  [Hardness] 50°(Durometer type A), 49° (IRHD reference value)
  NBR washer (RW)
  [Material] NBR
  [Color] Black
  [Hardness] 70° (Durometer type A), 63° (IRHD reference value)

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  Starting from∗ ：	2.07 €
  Min. Shipping Days ：	13 Days

  *Unit price with basic configuration

• 

  PC (Polycarbonate) / Slotted Resin Knurled

  NIPPON CHEMICAL SCREW

  [Detailed shape] Knurl
  [Mounting hole dimensions] Slotted
  [Basic shape] Standard (Round)
  [Materials] Resin
  [Surface treatment](Details) none
  [Thread ridge type] Metric coarse
  [Tip shape] Flat End
  [Additional shapes] Standard
  [Sales unit] Minimum Quantity (Available for Purchase from 1 pc)
  [Application] Standard, Resin
  [Materials] PC
  [Nominal Thread (M)] 3 4
  [Length L or l (mm)] 6 8 10 12
  [Pitch (mm)] 0.5 0.7

  • Volume Discount

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  Starting from∗ ：	0.95 €
  Min. Shipping Days ：	Same day

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Slotted / Built-In Washer) / NB-B-N

  HIROSUGI-KEIKI

  Knurled knob
  [Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
  [Processing] Nickel plating (Ni)
  Nylon washer
  [Material] Nylon 66
  [Color] Translucent
  [Heat deformation temperature] 1.82 MPa, 75°C
  [UL standard] UL94V-2 (material)

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  Starting from∗ ：	1.84 €
  Min. Shipping Days ：	20 Days

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Flanged / Built-In Washer) / NB-C-N

  HIROSUGI-KEIKI

  Knurled knob
  [Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
  [Processing] Nickel plating (Ni)
  Nylon washer
  [Material] Nylon 66
  [Color] Translucent
  [Heat deformation temperature] 1.82 MPa, 75°C
  [UL standard] UL94V-2 (material)

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  Starting from∗ ：	1.10 €
  Min. Shipping Days ：	20 Days

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Stepped) / NB-DC

  HIROSUGI-KEIKI

  [Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
  [Processing] Chrome plating (buffing)

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  Starting from∗ ：	2.80 €
  Min. Shipping Days ：	20 Days

  *Unit price with basic configuration

• 

  Resin Knurled Knob / NBPC-W

  HIROSUGI-KEIKI

  [Nominal thread (M)] 3/4
  [Material] Polycarbonate (PC)
  [Color] White
  [Heat deformation temperature] 1.82 MPa, 130℃
  [UL standard] UL94V-2 (material)

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  Starting from∗ ：	0.25 €
  Min. Shipping Days ：	19 Days

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Slotted) NB-A-SR / NB-A-R

  HIROSUGI-KEIKI

  [Nominal thread (M)] 2.6(0.45) / 3(0.5) / 4(0.7) / 5(0.8) / 6(1.0)
  Silicone rubber washer (SRW)
  [Material] Silicone rubber
  [Color] Translucent
  [Hardness] 50° (Durometer type A), 49° (IRHD reference value)
  NBR Washer (RW)
  [Material] NBR
  [Color] Black
  [Hardness] 70° (Durometer type A), 63° (IRHD reference value)

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  Starting from∗ ：	1.04 €
  Min. Shipping Days ：	13 Days

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Slotted / Flanged) NB-B-SR / NB-B-R

  HIROSUGI-KEIKI

  [Nominal thread (M)] 2.6(0.45) / 3(0.5) / 4(0.7) / 5(0.8) / 6(1.0)
  [Silicone rubber washer (SRW)]
  [Material] Silicone rubber
  [Color] Translucent
  [Hardness] 50° (Durometer type A), 49° (IRHD reference value)
  NBR washer (RW)
  [Material] NBR
  [Color] Black
  [Hardness] 70° (Durometer type A), 63° (IRHD reference value)

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  Starting from∗ ：	1.17 €
  Min. Shipping Days ：	13 Days

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Slotted / Flanged) NB-BC-SR / NB-BC-R

  HIROSUGI-KEIKI

  [Nominal thread (M)] 2.6(0.45) / 3(0.5) / 4(0.7) / 5(0.8) / 6(1.0)
  [Silicone rubber washer (SRW)]
  [Material] Silicone rubber
  [Color] Translucent
  [Hardness] 50° (Durometer type A), 49° (IRHD reference value)
  NBR washer (RW)
  [Material] NBR
  [Color] Black
  [Hardness] 70° (Durometer type A), 63° (IRHD reference value)

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  Starting from∗ ：	2.05 €
  Min. Shipping Days ：	13 Days

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Slotted/ Flanged) NB-BB/BB-NB/BB-SR/BB-R

  HIROSUGI-KEIKI

  [Nominal thread (M)] 3(0.5) / 4(0.7)
  [Knurled Knob]
  [Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
  [Surface treatment] Micro Black (black coating over nickel base), Micro Black is only applied to the knob part
  [Black nylon washer (KW)]
  [Material] Nylon 6
  [Color] Black
  [Heat distortion temperature] 1.82 MPa...65°C
  [UL Standard] UL94-HB (Materials)
  Silicone rubber washer (SRW)
  [Material] Silicone rubber
  [Color] Translucent
  [Hardness] 50°(Durometer type A), 49° (IRHD reference value)
  NBR washer (RW)
  [Material] NBR
  [Color] Black
  [Hardness] 70° (Durometer type A), 63° (IRHD reference value)

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  Starting from∗ ：	1.91 €
  Min. Shipping Days ：	12 Days

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Flanged) NB-C-SR / NB-C-R

  HIROSUGI-KEIKI

  [Nominal thread (M)] 2.6(0.45) / 3(0.5) / 4(0.7) / 5(0.8) / 6(1.0)
  [Silicone rubber washer (SRW)]
  [Material] Silicone rubber
  [Color] Translucent
  [Hardness] 50° (Durometer type A), 49° (IRHD reference value)
  NBR washer (RW)
  [Material] NBR
  [Color] Black
  [Hardness] 70° (Durometer type A), 63° (IRHD reference value)

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  Starting from∗ ：	0.86 €
  Min. Shipping Days ：	13 Days

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Flanged) NB-CC-SR / NB-CC-R

  HIROSUGI-KEIKI

  [Nominal thread (M)] 2.6(0.45) / 3(0.5) / 4(0.7) / 5(0.8) / 6(1.0)
  [Silicone rubber washer (SRW)]
  [Material] Silicone rubber
  [Color] Translucent
  [Hardness] 50°(Durometer type A), 49° (IRHD reference value)
  [NBR washer (RW)]
  [Material] NBR
  [Color] Black
  [Hardness] 70° (Durometer type A), 63° (IRHD reference value)

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  Starting from∗ ：	1.74 €
  Min. Shipping Days ：	13 Days

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Flanged) NB-CB / CB-NB / CB-SR / CB-R

  HIROSUGI-KEIKI

  [Nominal thread (M)] 3(0.5) / 4(0.7)
  [Knurled Knob]
  [Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
  [Surface treatment] Micro Black (black coating over nickel base), Micro Black is only applied to the knob part
  [Black nylon washer (KW)]
  [Material] Nylon 6
  [Color] Black
  [Heat distortion temperature] 1.82 MPa...65°C
  [UL Standard] UL94-HB (Materials)
  Silicone rubber washer (SRW)
  [Material] Silicone rubber
  [Color] Translucent
  [Hardness] 50°(Durometer type A), 49° (IRHD reference value)
  NBR washer (RW)
  [Material] NBR
  [Color] Black
  [Hardness] 70° (Durometer type A), 63° (IRHD reference value)

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  Starting from∗ ：	1.46 €
  Min. Shipping Days ：	13 Days

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Stepped) NB-D-SR / NB-D-R

  HIROSUGI-KEIKI

  [Nominal thread (M)] 3(0.5) / 4(0.7) / 5(0.8) / 6(1.0)
  [Silicone rubber washer (SRW)]
  [Material] Silicone rubber
  [Color] Translucent
  [Hardness] 50° (Durometer type A), 49° (IRHD reference value)
  [NBR washer (RW)]
  [Material] NBR
  [Color] Black
  [Hardness] 70° (Durometer type A), 63° (IRHD reference value)

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  Starting from∗ ：	0.89 €
  Min. Shipping Days ：	13 Days

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Stepped) NB-DC-SR / NB-DC-R

  HIROSUGI-KEIKI

  [Nominal thread (M)] 3(0.5) / 4(0.7) / 5(0.8) / 6(1.0)
  [Silicone rubber washer (SRW)]
  [Material] Silicone rubber
  [Color] Translucent
  [Hardness] 50° (Durometer type A), 49° (IRHD reference value)
  [NBR washer (RW)]
  [Material] NBR
  [Color] Black
  [Hardness] 70° (Durometer type A), 63° (IRHD reference value)

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  Starting from∗ ：	1.74 €
  Min. Shipping Days ：	13 Days

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Stepped) NB-DB / DB-NB / DB-SR / DB-R

  HIROSUGI-KEIKI

  [Nominal thread (M)] 3(0.5) / 4(0.7)
  [Knurled Knob]
  [Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
  [Surface treatment] Micro Black (black coating over nickel base), Micro Black is only applied to the knob part
  [Black nylon washer (KW)]
  [Material] Nylon 6
  [Color] Black
  [Heat distortion temperature] 1.82 MPa...65°C
  [UL Standard] UL94-HB (Materials)
  Silicone rubber washer (SRW)
  [Material] Silicone rubber
  [Color] Translucent
  [Hardness] 50°(Durometer type A), 49° (IRHD reference value)
  NBR washer (RW)
  [Material] NBR
  [Color] Black
  [Hardness] 70° (Durometer type A), 63° (IRHD reference value)

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  Starting from∗ ：	1.47 €
  Min. Shipping Days ：	13 Days

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Slotted / Flanged / Narrow Body) NB-EC-SR/NB-EC-R

  HIROSUGI-KEIKI

  [Nominal thread (M)] 3(0.5) / 4(0.7) / 5(0.8) / 6(1.0)
  [Silicone rubber washer (SRW)]
  [Material] Silicone rubber
  [Color] Translucent
  [Hardness] 50° (Durometer type A), 49° (IRHD reference value)
  [NBR washer (RW)]
  [Material] NBR
  [Color] Black
  [Hardness] 70° (Durometer type A), 63° (IRHD reference value)

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  Starting from∗ ：	2.23 €
  Min. Shipping Days ：	13 Days

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Slotted / Stepped / Narrow Body) NB-FC-SR/NB-FC-R

  HIROSUGI-KEIKI

  [Nominal thread (M)] 3(0.5) / 4(0.7) / 5(0.8) / 6(1.0)
  [Silicone rubber washer (SRW)]
  [Material] Silicone rubber
  [Color] Translucent
  [Hardness] 50° (Durometer type A), 49° (IRHD reference value)
  [NBR washer (RW)]
  [Material] NBR
  [Color] Black
  [Hardness] 70° (Durometer type A), 63° (IRHD reference value)

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  Starting from∗ ：	2.16 €
  Min. Shipping Days ：	13 Days

  *Unit price with basic configuration

• 

  Brass Knurled Knob (Slotted / Stepped / Narrow Body) NB-FB/FB-NB/FB-SR/FB-R

  HIROSUGI-KEIKI

  [Nominal thread (M)] 3(0.5) / 4(0.7)
  [Knurled Knob]
  [Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
  [Surface treatment] Micro Black (black coating over nickel base), Micro Black is only applied to the knob part
  [Black nylon washer (KW)]
  [Material] Nylon 6
  [Color] Black
  [Heat distortion temperature] 1.82 MPa...65°C
  [UL Standard] UL94-HB (Materials)
  Silicone rubber washer (SRW)
  [Material] Silicone rubber
  [Color] Translucent
  [Hardness] 50°(Durometer type A), 49° (IRHD reference value)
  NBR washer (RW)
  [Material] NBR
  [Color] Black
  [Hardness] 70° (Durometer type A), 63° (IRHD reference value)

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  Starting from∗ ：	2.15 €
  Min. Shipping Days ：	13 Days

  *Unit price with basic configuration

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