Tamper Resistant Screws

Image Button Head Cap Screw with Three-Lobe Holes (with Pin) Hex Socket Flat Head Bolt (with Pin) Triangular Socket Button Head Cap Screw Triwing Flat Head Machine Screw Button Head Cap Screws with Five-Lobe Holes (with Pin) Theft Prevention Nuts Tamper-resistant Special Low Profile Screw Flat Head Screw with Hexalobular Socket (with Pin) Flat Head Screw with Hexalobular Socket (with Pin) Rosette Washer Set
Number SRSAS SRHFS SRTRS SRWFS SRGS SHNRS SRSHS SRFXS SRFXS-SET
Name Button Head Cap Screw with Three-Lobe Holes (with Pin) Hex Socket Flat Head Bolt (with Pin) Triangular Socket Button Head Cap Screw Triwing Flat Head Machine Screw Button Head Cap Screws with Five-Lobe Holes (with Pin) Theft Prevention Nuts Tamper-resistant Special Low Profile Screw Flat Head Screw with Hexalobular Socket (with Pin) Flat Head Screw with Hexalobular Socket (with Pin) Rosette Washer Set
Material Equivalent to SUS304 Equivalent to SUS304 Equivalent to SUS304 Equivalent to SUS304 Equivalent to SUS304 SUS304 SUSXM7 (Equivalent to SUS304) Equivalent to SUS304 Equivalent to SUS304
Surface Treatment - - - - - - - - -
Size M3 ～ M8 M3 ～ M10 M3 ～ M6 M2 ～ M8 M3 ～ M8 M6 ～ M16 M2 ～ M4 M3 ～ M6 M3 ～ M6
Feature Three-Lobe Holes
(with Pin)		 Hex Socket
With Pin		 Triangular Socket Triwing Five-Lobe Holes
(with Pin)		 - Tamper-resistant screw with special low Profile height Hexalobular Socket with Pin Hexalobular Socket with Pin
Image Hexalobular Button Head Cap Screws with Pin Socket Button Head Cap Screws with Pin One Side Pan Head Machine Screws Two Hole Pan Head Machine Screws Triwing Pan Head Machine Screws Special Bits for Tamper Resistance Screws Special Bits for Tamper Resistance Screws Sockets for Theft Prevention Nuts Special Bits for Tamper Resistance Screws
Number SRBS SRHS SROS SRTS SRWS SRSAB SRGB SKW SRSHB
Name Hexalobular Button Head Cap Screws with Pin Socket Button Head Cap Screws with Pin One Side Pan Head Machine Screws Two Hole Pan Head Machine Screws Triwing Pan Head Machine Screws Special Bits for Tamper Resistance Screws Special Bits for Tamper Resistance Screws Sockets for Theft Prevention Nuts Special Bits for Tamper Resistance Screws
Material Equivalent to SUS304 Equivalent to SUS304 Equivalent to SUS304 Equivalent to SUS304 Equivalent to SUS304 - - - -
Surface Treatment - - - - - - - - -
Size M3 ～ M8 M3 ～ M6 M3 ～ M5 M3 ～ M5 M3 ～ M5 - - - -
Feature Hexalobular Socket
With Pin		 Hex Socket
With Pin		 Tightened
withPhillips Screwdriver		 2 Holes Triwing Socket Dedicated Bits for SRSAS Dedicated Bits for SRGS - SRSHS Dedicated Bits
Image Special Keys for Tamper Resistance Screws Special Keys for Tamper Resistance Screws Special Screwdriver for Tamper Resistance Screws Magnetic Screwdrivers Special Bits for Tamper Resistance Screws Special Bits for Tamper Resistance Screws Special Bits for Tamper Resistance Screws Captive Button Head Cap Bolts with Hexalobular Socket (with Pin)
Number SRX SRH SROT SRD SRTB SRTRB SRWB SSC-SRBS
Name Special Keys for Tamper Resistance Screws Special Keys for Tamper Resistance Screws Special Screwdriver for Tamper Resistance Screws Magnetic Screwdrivers Special Bits for Tamper Resistance Screws Special Bits for Tamper Resistance Screws Special Bits for Tamper Resistance Screws Captive Button Head Cap Bolts with Hexalobular Socket (with Pin)
Material - - - - - - - Equivalent to SUS304
Surface Treatment - - - - - - - -
Size - - - - - - - M3 ～ M8
Feature Special Keys for SRBS Special Keys for SRHS SRHFS Special Screwdriver for SROS Special Magnetic Screwdriver for SRTB SRWB Special Bits for SRTS SRTRS Dedicated Bits Special Bits for SRWS SRWFS Hexalobular Socket
With Pin

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Plastic Screw Property

This page describes "Plastic Screw Properties" such as PEEK, PTFE (Teflon), PPS, PC (polycarbonate) and PP (polypropylene).

Small screws are required 【Compact / lightweight】

Introducing a rich lineup of miniature screws and precision screws.

Screws with high strength are required even in environments where steel cannot be used 【Compact / lightweight】

Introducing screws using stainless steel/titanium screws with strength equivalent to steel for space and weight saving.

Screws must be protected from chemicals 【Energy-saving / reduced work-hours】

Introducing screws with excellent chemical resistance and screws with head coatings.

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Increased degree of vacuum in equipment is required 【Productivity increase】

Introducing screws which support use with vacuum equipment.

Screws must be protected from chemicals 【Energy-saving / reduced work-hours】

Introducing screws with excellent chemical resistance and screws with head coatings.

Use the NBK Captive Screw Series to be comply with CE

This is the page for captive screws. Screws that secure a protective cover or inspection cover of equipment and devices must not fall out of the cover when it is removed. Use NBK's captive screw series to comply with CE marking.

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