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Thumbscrews（Mounting Hole Shape：Straight-Slot）
Bolts with vertical and diagonal grooves (knurled) in the knob of the head. They can be fastened by hand without using a tool.
Some heads have cross holes or slots.
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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)Standard Price: MYR 4.85 Days to Ship: 24 Day(s) or more -
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.
Standard Price: MYR 9.32- Days to Ship: 1 Day(s) or more -
PC (Polycarbonate)/Slotted Resin Knurled
NIPPONCHEMICAL
[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 0.7Standard Price: MYR 5.39- Days to Ship: 4 Day(s) or more -
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)Standard Price: MYR 5.30- Days to Ship: 17 Day(s) or more -
Brass (Low Cadmium Material) ECO-BS Slotted Knurled Screw
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.
Standard Price: MYR 2.69- Days to Ship: 2 Day(s) or more -
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)Standard Price: MYR 3.23- Days to Ship: 11 Day(s) or more -
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)Standard Price: MYR 11.15- Days to Ship: 17 Day(s) or more -
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)Standard Price: MYR 9.53 Days to Ship: 24 Day(s) or more -
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)Standard Price: MYR 9.44- Days to Ship: 17 Day(s) or more -
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)Standard Price: MYR 5.93- Days to Ship: 17 Day(s) or more -
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)Standard Price: MYR 10.61- Days to Ship: 17 Day(s) or more -
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)Standard Price: MYR 10.97- Days to Ship: 11 Day(s) or more -
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)Standard Price: MYR 6.47- Days to Ship: 17 Day(s) or more -
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)Standard Price: MYR 11.51- Days to Ship: 17 Day(s) or more -
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)Standard Price: MYR 11.15- Days to Ship: 17 Day(s) or more -
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)Standard Price: MYR 6.38- Days to Ship: 12 Day(s) or more -
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)Standard Price: MYR 10.37- Days to Ship: 17 Day(s) or more
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| Sales Unit |
| Nominal of Thread (inch) |
| Application |
| Strength Class (Steel) |
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| Brand | HIROSUGI-KEIKI | SUNCO | NIPPONCHEMICAL | HIROSUGI-KEIKI | SUNCO | HIROSUGI-KEIKI | HIROSUGI-KEIKI | HIROSUGI-KEIKI | HIROSUGI-KEIKI | HIROSUGI-KEIKI | HIROSUGI-KEIKI | HIROSUGI-KEIKI | HIROSUGI-KEIKI | HIROSUGI-KEIKI | HIROSUGI-KEIKI | HIROSUGI-KEIKI | HIROSUGI-KEIKI |
| Product Series | Brass Knurled Knob (Slotted / Stepped / Narrow Body) NB-F/F-N/FC/FC-N | Brass Knurled Knob (Slotted / Stepped / Narrow Body) NB-FC-SR/NB-FC-R | Brass Knurled Knob (Slotted/ Flanged) NB-BB/BB-NB/BB-SR/BB-R | Brass Knurled Knob (Slotted / Flanged / Narrow Body) NB-E-SR/NB-E-R | Brass Knurled Knob (Slotted / Flanged / Narrow Body) NB-EC-SR/NB-EC-R | Brass Knurled Knob (Slotted / Flanged / Narrow Body) NB-EB/EB-NB/EB-SR/EB-R | Brass Knurled Knob (Slotted / Stepped / Narrow Body) NB-F-SR/NB-F-R | Brass Knurled Knob (Slotted / Stepped / Narrow Body) NB-FB/FB-NB/FB-SR/FB-R | |||||||||
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| Days to Ship | 24 Day(s) or more | 1 Day(s) or more | 4 Day(s) or more | 17 Day(s) or more | 2 Day(s) or more | 11 Day(s) or more | 17 Day(s) or more | 24 Day(s) or more | 17 Day(s) or more | 17 Day(s) or more | 17 Day(s) or more | 11 Day(s) or more | 17 Day(s) or more | 17 Day(s) or more | 17 Day(s) or more | 12 Day(s) or more | 17 Day(s) or more |
| Nominal of Thread (M) | 3 | 3 ～ 6 | 3 ～ 4 | 2.6 ～ 6 | 3 ～ 6 | 2.6 ～ 6 | 3 ～ 6 | 4 | 3 ～ 4 | 2.6 ～ 6 | 2.6 ～ 6 | 3 ～ 4 | 3 ～ 6 | 3 ～ 6 | 3 ～ 4 | 3 ～ 6 | 3 ～ 4 |
| Length L(mm) | 12 | 5 ～ 40 | 6 ～ 12 | 4 ～ 35 | 6 ～ 50 | 4 ～ 35 | 10 ～ 50 | 15 | 6 ～ 30 | 4 ～ 35 | 4 ～ 35 | 6 ～ 30 | 10 ～ 50 | 10 ～ 50 | 10 ～ 35 | 10 ～ 50 | 10 ～ 30 |
| Detailed Shape | Knurling | Knurling | Knurling | Knurling | Knurling | Knurling | Knurling | Knurling | Knurling | Knurling | Knurling | Knurling | Knurling | Knurling | Knurling | Knurling | Knurling |
| Pitch(mm) | 0.5 | 0.5 ～ 1 | 0.5 ～ 0.7 | - | 0.5 ～ 1 | 0.45 ～ 1 | - | 0.7 | - | - | - | - | - | - | - | - | - |
| Mounting Hole Shape | Straight-Slot | Straight-Slot | Straight-Slot | Straight-Slot | Straight-Slot | Straight-Slot | Straight-Slot | Straight-Slot | Straight-Slot | Straight-Slot | Straight-Slot | Straight-Slot | Straight-Slot | Straight-Slot | Straight-Slot | Straight-Slot | Straight-Slot |
| Material | Brass | Stainless Steel | Resin | Brass | Brass | Brass | Brass | Brass | Brass | Brass | Brass | Brass | Brass | Brass | Brass | Brass | Brass |
| Surface Treatment | Nickel Plating | Black Painted / Not Provided | Not Provided | Nickel Plating | Not Provided / Nickel Plating / Chrome Plating | Chromate Plating / Nickel Plating | Chrome Plating | Nickel Plating | Black Nickel Plating | Nickel Plating | Chromate Plating | Black Nickel Plating | Nickel Plating | Chromate Plating | Black Nickel Plating | Nickel Plating | Black Nickel Plating |
| Tip Shape | Flat End | Flat End | Flat End | Flat End | Flat End | Flat End | Flat End | Flat End | Flat End | Flat End | Flat End | Flat End | Flat End | Flat End | Flat End | Flat End | Flat End |
| Thread Type | Metric Coarse | Metric Coarse | Metric Coarse | Metric Coarse | Metric Coarse | Metric Coarse | Metric Coarse | Metric Coarse | Metric Coarse | Metric Coarse | Metric Coarse | Metric Coarse | Metric Coarse | Metric Coarse | Metric Coarse | Metric Coarse | Metric Coarse |
| Additional Shape | Standard | Standard | Standard | Captured Washer | Standard | Standard / Captured Washer | Captured Washer | Standard | Standard / Captured Washer | Captured Washer | Captured Washer | Standard / Captured Washer | Captured Washer | Captured Washer | Standard / Captured Washer | Captured Washer | Standard / Captured Washer |
| Sales Unit | Low Quantity (Available beginning with 1 pc.) | Low Quantity (Available beginning with 1 pc.) ～ Box, Pkg. | Low Quantity (Available beginning with 1 pc.) | Low Quantity (Available beginning with 1 pc.) | Low Quantity (Available beginning with 1 pc.) | Low Quantity (Available beginning with 1 pc.) | Low Quantity (Available beginning with 1 pc.) | Box, Pkg. | Low Quantity (Available beginning with 1 pc.) | Low Quantity (Available beginning with 1 pc.) | Low Quantity (Available beginning with 1 pc.) | Low Quantity (Available beginning with 1 pc.) | Low Quantity (Available beginning with 1 pc.) | Low Quantity (Available beginning with 1 pc.) | Low Quantity (Available beginning with 1 pc.) | Low Quantity (Available beginning with 1 pc.) | Low Quantity (Available beginning with 1 pc.) |
| Nominal of Thread (inch) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Application | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard |
| Strength Class (Steel) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Plastic Material | - | - | PC | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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Configure
Specification/Dimensions
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Nominal of Thread (M)
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Length L(mm)
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Detailed Shape
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Standard -
Round Countersunk Head -
Flat -
Wing -
Knurling -
Decorative Screw
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Pitch(mm)
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Mounting Hole Shape
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Hex Socket -
Straight-Slot -
Not Provided
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Material
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Surface Treatment
- Not Provided
- Black Oxide
- Electroless Nickel Plating
- Trivalent Chromate
- Bright Chrome Plating
- Chromate Plating
- Nickel Plating
- Black Nickel Plating
- Chrome Plating
- Buffed
- Barrel, Passivated
- Black Painted
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Tip Shape
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Flat End -
Cone Point
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Thread Type
- Metric Coarse
- Whit Coarse
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Additional Shape
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Standard -
Captured Washer -
With Retaining Ring Grooves -
With Through Holes
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Sales Unit
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Nominal of Thread (inch)
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Application
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Strength Class (Steel)
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Plastic Material
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