Screws with Special Surface Treatment

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Number	SNH-GJ	SHN-GJ	SWA-F-GJ	SNSL-PN	SNSS-FC
Name	Hex Head Screws (Galvanic Corrosion Prevention Treatment)	Hex Nuts (Galvanic Corrosion Prevention Treatment)	Washers (Galvanic Corrosion Prevention Treatment)	Hex Socket Head Cap Screws - SUS316L / Surface hardening treatment	Hex Socket Head Cap Screws - Fluorine Coating
Material	Steel	Steel	Steel	SUS316L	SUSXM7 (Equivalent to SUS304)
Surface Treatment	Galvanic Corrosion Prevention Treatment	Galvanic Corrosion Prevention Treatment	Galvanic Corrosion Prevention Treatment	-	Fluorine coating
Size	M5 ～ M16	M5 ～ M16	-	M3 ～ M8	M3 ～ M10
Feature	Galvanic Corrosion Prevention	Galvanic Corrosion Prevention	Galvanic Corrosion Prevention	Seizing Prevention	Seizing prevention

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Number	SNSS-MO	SNSS-BK	SNSS-RY	SNSS-TF	SNSS-AUS
Name	Hex Socket Head Cap Screws - MoS₂ Coating	Hex Socket Head Cap Screws - Super Black	Hex Socket Head Cap Screws - Low Temperature Black Chrome	Hex Socket Head Cap Screws - Teflon Coating	Hex Socket Head Cap Screws - Gold Coating
Material	SUSXM7 (Equivalent to SUS304)	SUSXM7 (Equivalent to SUS304)	SUSXM7 (Equivalent to SUS304)	SUSXM7 (Equivalent to SUS304)	SUSXM7 (Equivalent to SUS304)
Surface Treatment	Molybdenum disulfide coating	Stainless Steel Black	Low temperature black chrome treatment	Teflon coating	Gold Coating (Gold Purity: 99.99 wt%)
Size	M3 ～ M10	M2 ～ M10	M3 ～ M10	M3 ～ M10	M3 ～ M10
Feature	Seizing prevention	Reflection Resistance Corrosion Resistance	Chemical Resistance Reflection Resistance Seizing Prevention	Chemical Resistance Seizing Prevention	Seizing prevention

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Number	SNS-EL	SNHS-HTF
Name	Hex Socket Head Cap Screws - Electroless Nickel Plating	Hex Head Screws - Teflon Coating for Head
Material	Steel	SUSXM7 (Equivalent to SUS304)
Surface Treatment	Electroless nickel plating	Teflon Coating (Head Only)
Size	M3 ～ M10	M3 ～ M8
Feature	High Strength	Chemical Resistance

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