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Image Socket Head Cap Screws with Special Low Profile Socket Head Cap Screws with Special Low Profile Socket Head Cap Screw with Special Low Profile - Stainless Steel Hex Socket Head Cap Screws with Special Low Profile (SUSXM7 / Cleanroom Washing/Cleanroom Packing) Socket Head Cap Screws with Ultra Low Head for Sheet Metal Socket Head Cap Screws with Ultra Low Small Head and Nylon Patch Socket Head Cap Screws with Ultra Low Small Head - Fluorine Coating Socket Head Cap Screws with Ultra Low Small Head - MoS<sub>2</sub> Coating Vented Socket Head Cap Screws with Ultra Low Small Head
Part Name Socket Head Cap Screws with Special Low Profile Socket Head Cap Screws with Special Low Profile Socket Head Cap Screw with Special Low Profile - Stainless Steel Hex Socket Head Cap Screws with Special Low Profile (SUSXM7 / Cleanroom Washing/Cleanroom Packing) Socket Head Cap Screws with Ultra Low Head for Sheet Metal Socket Head Cap Screws with Ultra Low Small Head and Nylon Patch Socket Head Cap Screws with Ultra Low Small Head - Fluorine Coating Socket Head Cap Screws with Ultra Low Small Head - MoS2 Coating Vented Socket Head Cap Screws with Ultra Low Small Head
Part Number SSH SSH-EL SSHS SSHS-UCL SSHS-UC SSH-SD-EL-ALK SSHS-SD-FC SSHS-SD-MO SVSHS-SD
Feature Special Low Profile
Small Space		 Special Low Profile
Small Space		 Special Low Profile
Small Space		 Special Low Profile
Space-saving
Cleanroom Washing/Cleanroom Packing Provided		 Special Low Profile
Space-Saving
For Fixing Thin Plates (Plate Thickness 0.1mm or More)		 Special Low Profile
Small Head
Space-Saving
Nylon Patch		 Special Low Profile
Small Head
Space-saving
Seizing
Prevention		 Special Low Profile
Small Head
Space-saving
Seizing
Prevention		 Special Low Profile
Small Head
Space-saving
Material Steel Steel SUSXM7 (Equivalent to SUS304) SUSXM7 (Equivalent to SUS304) SUSXM7 (Equivalent to SUS304) Steel SUSXM7 (Equivalent to SUS304) SUSXM7 (Equivalent to SUS304) SUSXM7 (Equivalent to SUS304)
Surface Treatment Ferrosoferric Oxide Film (Black) Electroless nickel plating - - - Electroless nickel plating Fluorine coating Molybdenum disulfide coating -
Thread Size M2 ～ M10 M2 ～ M10 M2 ～ M10 M2 ～ M6 M3 ～ M6 M3 ～ M8 M3 ～ M10 M3 ～ M10 M3 ～ M6
Operating Temperature (℃) - - - - - - - - -
CAD CAD CAD CAD CAD CAD CAD CAD CAD CAD
Specifications Specifications Specifications Specifications Specifications Specifications Specifications Specifications Specifications Specifications
List SSH-M10 SSH-M2 SSH-M2.5 SSH-M3 SSH-M4 SSH-M5 SSH-M6 SSH-M8 SSH-M10-EL SSH-M2.5-EL SSH-M2-EL SSH-M3-EL SSH-M4-EL SSH-M5-EL SSH-M6-EL SSH-M8-EL SSHS-M10 SSHS-M2 SSHS-M2.5 SSHS-M3 SSHS-M4 SSHS-M5 SSHS-M6 SSHS-M8 SSHS-M2.5-UCL SSHS-M2-UCL SSHS-M3-UCL SSHS-M4-UCL SSHS-M5-UCL SSHS-M6-UCL SSHS-M3-UC SSHS-M4-UC SSHS-M5-UC SSHS-M6-UC SSH-M3-SD-EL-ALK SSH-M4-SD-EL-ALK SSH-M5-SD-EL-ALK SSH-M6-SD-EL-ALK SSH-M8-SD-EL-ALK SSHS-M10-SD-FC SSHS-M3-SD-FC SSHS-M4-SD-FC SSHS-M5-SD-FC SSHS-M6-SD-FC SSHS-M8-SD-FC SSHS-M10-SD-MO SSHS-M3-SD-MO SSHS-M4-SD-MO SSHS-M5-SD-MO SSHS-M6-SD-MO SSHS-M8-SD-MO SVSHS-M3-SD SVSHS-M4-SD SVSHS-M5-SD SVSHS-M6-SD
Image Socket Head Cap Screws with Ultra Low Small Head and Nylon Patch Socket Head Cap Screw with Special Low Profile - Stainless Steel Hex Socket Head Cap Screws with Special Low Profile (SUS316L / Cleanroom Washing/Cleanroom Packing) Socket Head Cap Screws with Ultra Low Small Head - 316L Stainless Steel Vented Socket Head Cap Screws with Ultra Low Small Head - 316L Stainless Steel Vented Socket Head Cap Screws with Ultra Low Small Head - Titanium Hex Socket Head Cap Screws with Special Low Profile (Hastelloy C-22 equiv.) Hexalobular Socket Head Cap Screws with Extreme Low Profile Hexalobular Socket Head Cap Screws with Extreme Low Profile
Part Name Socket Head Cap Screws with Ultra Low Small Head and Nylon Patch Socket Head Cap Screw with Special Low Profile - Stainless Steel Hex Socket Head Cap Screws with Special Low Profile (SUS316L / Cleanroom Washing/Cleanroom Packing) Socket Head Cap Screws with Ultra Low Small Head - 316L Stainless Steel Vented Socket Head Cap Screws with Ultra Low Small Head - 316L Stainless Steel Vented Socket Head Cap Screws with Ultra Low Small Head - Titanium Hex Socket Head Cap Screws with Special Low Profile (Hastelloy C-22 equiv.) Hexalobular Socket Head Cap Screws with Extreme Low Profile Hexalobular Socket Head Cap Screws with Extreme Low Profile
Part Number SSHS-SD-ALK SSHL SSHL-UCL SSHL-SD SVSHL-SD SVSHT-SD SSHH-C22 SET-NI SET-BNI
Feature Special Low Profile
Small Head
Space-Saving
Nylon Patch		 Special Low Profile
Small Space		 Special Low Profile
Space-saving
Cleanroom Washing/Cleanroom Packing Provided		 Special Low Profile
Small Head
Space-saving
Non-magnetic		 Special Low Profile
Small Head
Space-saving
Non-magnetic		 Special Low Profile
Small Head
Space-saving
Lightweight
Non-magnetic
Chemical Resistance
Lightweight		 Chemical Resistance
Special Low Profile
Space-saving		 Hexalobular Socket
Extra Low Profile
Small Space		 Hexalobular Socket
Extra Low Profile
Small Space
Material SUSXM7 (Equivalent to SUS304) SUS316L SUS316L SUS316L SUS316L Grade 2 Titanium Hastelloy equiv. Steel Steel
Surface Treatment - - - - - Special Chemical Polishing - Nickel plating Black Nickel Plating
Thread Size M2 ～ M8 M3 ～ M5 M3 ～ M5 M3 ～ M5 M3 ～ M5 M3 ～ M6 M2 ～ M5 M3 ～ M5 M3 ～ M5
Operating Temperature (℃) - - - - - - - - -
CAD CAD CAD CAD CAD CAD CAD CAD CAD CAD
Specifications Specifications Specifications Specifications Specifications Specifications Specifications Specifications Specifications Specifications
List SSHS-M2.5-SD-ALK SSHS-M2-SD-ALK SSHS-M3-SD-ALK SSHS-M4-SD-ALK SSHS-M5-SD-ALK SSHS-M6-SD-ALK SSHS-M8-SD-ALK SSHL-M3 SSHL-M4 SSHL-M5 SSHL-M3-UCL SSHL-M4-UCL SSHL-M5-UCL SSHL-M3-SD SSHL-M4-SD SSHL-M5-SD SVSHL-M3-SD SVSHL-M4-SD SVSHL-M5-SD SVSHT-M3-SD SVSHT-M4-SD SVSHT-M5-SD SVSHT-M6-SD SSHH-M2.5-C22 SSHH-M2-C22 SSHH-M3-C22 SSHH-M4-C22 SSHH-M5-C22 SET-M3-NI SET-M4-NI SET-M5-NI SET-M3-BNI SET-M4-BNI SET-M5-BNI
Image Hexalobular Socket Head Cap Screws with Extreme Low Profile Hexalobular Socket Head Cap Screw with Extra Low Profile (Inch Thread) Hexalobular Socket Head Cap Screw with Extra Low Profile (Inch Thread/Stainless Steel) Plastic Screws - Hexalobular Socket Head Cap Screw with Low Head - PEEK Plastic Screws - Hexalobular Socket Head Cap Screw with Ultra Low Head - PEEK Plastic Screws - Hexalobular Socket Head Cap Screw with Low Profile - PPS Plastic Screws - Hexalobular Socket Head Cap Screw with Ultra Low Head - PPS Plastic Screws - Hexalobular Socket Head Cap Screw with Low Profile - RENY Plastic Screws - Hexalobular Socket Head Cap Screw with Ultra Low Head - RENY
Part Name Hexalobular Socket Head Cap Screws with Extreme Low Profile Hexalobular Socket Head Cap Screw with Extra Low Profile (Inch Thread) Hexalobular Socket Head Cap Screw with Extra Low Profile (Inch Thread/Stainless Steel) Plastic Screws - Hexalobular Socket Head Cap Screw with Low Head - PEEK Plastic Screws - Hexalobular Socket Head Cap Screw with Ultra Low Head - PEEK Plastic Screws - Hexalobular Socket Head Cap Screw with Low Profile - PPS Plastic Screws - Hexalobular Socket Head Cap Screw with Ultra Low Head - PPS Plastic Screws - Hexalobular Socket Head Cap Screw with Low Profile - RENY Plastic Screws - Hexalobular Socket Head Cap Screw with Ultra Low Head - RENY
Part Number SETS SET-TZB(INCH) SETS(INCH) SPE-LH SPE-SH SPS-LH SPS-SH SPA-LH SPA-SH
Feature Hexalobular Socket
Extra Low Profile
Small Space		 Hexalobular Socket
Extra Low Profile
Small Space
Inch Screws		 Hexalobular Socket
Extra Low Profile
Small Space
Inch Screws		 Heat Resistance
Chemical Resistance
Low Profile
Space Saving		 Heat Resistance
Chemical Resistance
Low Profile
Space Saving		 High Specific Strength
Heat Resistance
Chemical Resistance
Low Profile
Space Saving		 High Specific Strength
Heat Resistance
Chemical Resistance
Low Profile
Space Saving		 High Strength
High Specific Strength
Low Profile
Space Saving		 High Strength
High Specific Strength
Low Profile
Space Saving
Material SUSXM7 (Equivalent to SUS304) Steel SUSXM7 (Equivalent to SUS304) PEEK PEEK PPS PPS RENY RENY
Surface Treatment - Trivalent chromate treatment - - - - - - -
Thread Size M2 ～ M6 No.6-32UNC ～ No.10-32UNF No.4-40UNC ～ No.10-32UNF M3 ～ M6 M3 ～ M6 M3 ～ M6 M3 ～ M6 M3 ～ M6 M3 ～ M6
Operating Temperature (℃) - - - - - - - - -
CAD CAD CAD CAD CAD CAD CAD CAD CAD CAD
Specifications Specifications Specifications Specifications Specifications Specifications Specifications Specifications Specifications Specifications
List SETS-M2 SETS-M2.6 SETS-M3 SETS-M4 SETS-M5 SETS-M6 SET-#10-24-TZB SET-#10-32-TZB SET-#6-32-TZB SET-#8-32-TZB SETS-#10-24 SETS-#10-32 SETS-#4-40 SETS-#6-32 SETS-#8-32 SPE-M3-LH SPE-M4-LH SPE-M5-LH SPE-M6-LH SPE-M3-SH SPE-M4-SH SPE-M5-SH SPE-M6-SH SPS-M3-LH SPS-M4-LH SPS-M5-LH SPS-M6-LH SPS-M3-SH SPS-M4-SH SPS-M5-SH SPS-M6-SH SPA-M3-LH SPA-M4-LH SPA-M5-LH SPA-M6-LH SPA-M3-SH SPA-M4-SH SPA-M5-SH SPA-M6-SH
Image Hex Socket Head Cap Screws - Super Black Phillips Flat Head Screws for Sheet Metal Phillips Flat Head Screws for Sheet Metal Truss Head Phillips Screws for Sheet Metal Socket Button Head Cap Screws with Flange for Sheet Metal Two Hole Pan Head Machine Screws Rosette Washer Plastic Screw - Cross Recessed Pan Head Machine Screws - PC
Part Name Hex Socket Head Cap Screws - Super Black Phillips Flat Head Screws for Sheet Metal Phillips Flat Head Screws for Sheet Metal Truss Head Phillips Screws for Sheet Metal Socket Button Head Cap Screws with Flange for Sheet Metal Two Hole Pan Head Machine Screws Rosette Washer Plastic Screw - Cross Recessed Pan Head Machine Screws - PC
Part Number SNSS-BK SNF-TBZ-SUC SNFS-SUC SNMS-UC SFBS-UC SRTS SWAS-RW SPC-P
Feature Reflection Resistance
Corrosion Resistance		 Low Profile
Space-Saving
For Sheet Metal		 Low Profile
Space-Saving
For Sheet Metal		 Truss Machine Screws
Space-Saving
For Fixing Thin Plates (Plate Thickness 0.1mm or More)		 With Flange
Space-Saving
For Fixing Thin Plates (Plate Thickness 0.1mm or More)		 2 Holes for Flat Head Screw Shock Resistance
Weather Resistance
Material SUSXM7 (Equivalent to SUS304) Steel SUSXM7 (Equivalent to SUS304) SUSXM7 (Equivalent to SUS304) SUSXM7 (Equivalent to SUS304) Equivalent to SUS304 SUS303 PC
Surface Treatment Stainless Steel Black Black Trivalent Chromate Treatment - - - - - -
Thread Size M2 ～ M10 M3 ～ M6 M3 ～ M6 M3 ～ M6 M3 ～ M6 M3 ～ M5 M3 ～ M6 M1.7 ～ M8
Operating Temperature (℃) - - - - - - - -
CAD CAD CAD CAD CAD CAD CAD CAD CAD
Specifications Specifications Specifications Specifications Specifications Specifications Specifications Specifications Specifications
List SNSS-M10-BK SNSS-M2-BK SNSS-M3-BK SNSS-M4-BK SNSS-M5-BK SNSS-M6-BK SNSS-M8-BK SNF-M3-TBZ-SUC SNF-M4-TBZ-SUC SNF-M5-TBZ-SUC SNF-M6-TBZ-SUC SNFS-M3-SUC SNFS-M4-SUC SNFS-M5-SUC SNFS-M6-SUC SNMS-M3-UC SNMS-M4-UC SNMS-M5-UC SNMS-M6-UC SFBS-M3-UC SFBS-M4-UC SFBS-M5-UC SFBS-M6-UC SRTS-M3 SRTS-M4 SRTS-M5 SWAS-3-RW SWAS-4-RW SWAS-5-RW SWAS-6-RW SPC-M1.7-P SPC-M2.6-P SPC-M2-P SPC-M3-P SPC-M4-P SPC-M5-P SPC-M6-P SPC-M8-P

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What are Hex Socket Head Cap Screws (cap bolts)?

What are Hex Socket Head Cap Screws (cap bolts)?

Hex Socket Head Cap Screws (cap bolts) are bolts (screws) with hexagon-shaped holes in their heads. It lists product descriptions for hex socket head cap screws, recommended products, etc.

Comparison of the Dimensions of Low Profile Screws and Small Head Screws

Comparison of the Dimensions of Low Profile Screws and Small Head Screws

This page compares the dimensions of low profile and small head screws. Easily find screws that satisfy the desired dimensions, shape and material.

Micro Screws: M0.6 (S0.6) to M2.6 Lineup

Micro Screws: M0.6 (S0.6) to M2.6 Lineup

NBK offers a wide-ranging lineup of small-diameter screws in various shapes and materials.
Various head diameters and heights are available for the same screw diameters, contributing to saving space.

No. ９: Increasing Throughput

No. ９: Increasing Throughput

Here we introduce products that help improve conveying speed and downsize equipment in order to increase throughput.

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