Self tapping screws for non-metal or soft metal, do not need to hit the bottom hole and tapping; Self tapping screws are pointed, so as to "self tapping"; Ordinary screws are flat - headed and of the same thickness.
Products name |
SS304+Scm435 Hex Flange Self Tapping Bi-Metallic Screws with EPDM Washer |
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Standard: | DIN,ASTM/ANSI JIS EN ISO,AS,GB | ||||||
Material | Stainless Steel;Hot rust treasure;mechanical zinc plating | ||||||
Steel Grade: DIN: Gr.4,5,6,8.8,10,; SAE: Gr.2,5,8; ASTM: A563 | |||||||
Finishing |
Polishing, Plain, Sand Blasting;Hot rust treasure;mechanical zinc plating |
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Related products |
hex bolt;socket bolt;carriage bolt;T bolt;thread rod |
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Customized Products Lead time |
Busy season:15-30days,Slack seaon:10-15days | ||||||
Stock Products | stainless steel:bolts and nuts | ||||||
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