black oxide self drilling screws
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Self Drilling Screws
Product name: Self Drilling Screw Standard: ASME B18.6.4 & SAE J78 DIN7504K， DIN7504P，DIN7504N Size: #4(2.8)-1/2" Material: Carbon Steel, Alloy Steel, Stainless Steel Length: 10-180mm (3/8”- 7”) Head type: Hex , Flat, Pan, Truss, Round, Hex washer, Oval, Pan framing, Bugle, Fillister Drive type: Phil, slotted, Phil & slotted combination, hex socket, Pozi Screw type: BSD, CSD Finish: Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Chrome, H.D.G
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