Anti-Galling (Anti-Seize)

Image Hex socket Head Cap Screws with Ventilation Hole / Surface Hardening Treatment Hex Socket Head Cap Screws - SUS316L / Surface hardening treatment Hex Socket Head Cap Screws - Fluorine Coating Hex Socket Head Cap Screws - MoS<sub>2</sub> Coating Hex Socket Head Cap Screws - Low Temperature Black Chrome Hex Socket Head Cap Screws - Teflon Coating Hex Socket Head Cap Screws - Gold Coating
Part Number SVSL-PN SNSL-PN SNSS-FC SNSS-MO SNSS-RY SNSS-TF SNSS-AUS
Part Name Hex socket Head Cap Screws with Ventilation Hole / Surface Hardening Treatment Hex Socket Head Cap Screws - SUS316L / Surface hardening treatment Hex Socket Head Cap Screws - Fluorine Coating Hex Socket Head Cap Screws - MoS2 Coating Hex Socket Head Cap Screws - Low Temperature Black Chrome Hex Socket Head Cap Screws - Teflon Coating Hex Socket Head Cap Screws - Gold Coating
Material SUS316L SUS316L SUSXM7 (Equivalent to SUS304) SUSXM7 (Equivalent to SUS304) SUSXM7 (Equivalent to SUS304) SUSXM7 (Equivalent to SUS304) SUSXM7 (Equivalent to SUS304)
Surface Treatment Surface hardening treatment Surface hardening treatment Fluorine coating Molybdenum disulfide coating Low temperature black chrome treatment Teflon coating Gold Coating (Gold Purity: 99.99 wt%)
Thread Size M3 ～ M8 M3 ～ M8 M3 ～ M10 M3 ～ M10 M3 ～ M10 M3 ～ M10 M3 ～ M10
Feature Corrosion Resistance / Seizing prevention Seizing Prevention Seizing prevention Seizing prevention Chemical Resistance
Reflection Resistance
Seizing Prevention		 Chemical Resistance
Seizing Prevention		 Seizing prevention

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Laser engraving service

For customers who want to engrave operation procedures or marks on handles or levers，etc

Various marks and letters are laser-engraved on NBK products. 

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Property of Special Material Screws

This page describes "Properties of Special Material Screws" such as ceramic, nickel, aluminum, molybdenum, Inconel, Hastelloy and phosphor bronze.

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Plastic Screw Property

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

Screw combination service

For customers who want to change the threaded portion of a lever or knob

Have your chosen screw delivered attached to a lever/knob female screw product!

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Dimensions of Holes for Hexagon Socket Cap Screws

This page describes "Dimensions of Holes for Hexagon Socket Cap Screws".

What is a Screw

Vol.4　What are washers used for?

Do you know the role washers play? Preventing scratches to the seating surface?
Preventing looseness? Maybe some of you are already long-time washer users?
Today,Nedzigon will explain the role of metal washers clearly.

What is a Screw

Vol.2　Explaining the Vocabulary of Screws

Dealing with screws involves a lot of specialized terminology. When you're looking up every word you don't know in reference books or on the Internet, the time gets away from you before you know it... . Nedzigon is here to help you out with a few of the most common screw-related specialized terms.

What is a Screw

Vol. 12 Back to Basics Series! Screw Reference Dimensions

This is a description of "stress corrosion cracking", a problem that frequently occurs but is difficult to detect. I, Nedzigon will discuss the causes, mechanism, and countermeasures, as well as screws that are resistant to stress corrosion cracking.

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