countersunk screw

The inner hexagonal countersunk head is rounded with a concave hexagon in the middle, and the countersunk screw is the common hexagonal side of the screw head. Hexagon socket head screws are often used on machinery, mainly for easy fastening, disassembly, and not easy to slip.

Standard:ASME B18.6, DIN7972, DIN7973 , DIN7982, DIN7983,ISO7050 Size:#4(2.8)-1/2" Length:10-180mm (3/8”- 7”) Head type: flat Drive type:Phil, slotted, Phil & slotted combination, pozi Screw type:AB, B, BP, BF, BT, C, D, F, G, T, U Material:Carbon steel C1018, C1022, CH22A (+ heat treatment), SS304, SS316, SS410 Thread:M, UNC, UNF Finish:Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Chrome, H.D.G

Product name: Countersunk Raised Head Screws Standard:ASME/ANSI B18.6 ,DIN966,ISO7047,JIS B 1111 Size:#5 - 3/4"; M3 – M20 Material:Carbon Steel, Alloy Steel, Stainless Steel, Length:10-180mm (3/8”- 7”) Head type:raised countersunk / oval Drive type:Phil, slotted, Phil & slotted combination, Pozl Finish:Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Chrome, H.D.G

Standard:ASME/ANSI B18.6 , JIS B 1111,DIN965,ISO7046 Size:#5 - 3/4"; M3 – M20 Material:Carbon Steel, Alloy Steel, Stainless Steel, Length:10-180mm (3/8”- 7”) Head type: flat, Drive type:Phil, slotted, Phil & slotted combination,Pozl Finish:Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Chrome, H.D.G

Product name: Slotted Countersunk Head Screws Standard:ASME/ANSI B18.6 ,DIN963, JIS B 1101 Size:#5 - 3/4"; M3 – M20 Material:Carbon Steel, Alloy Steel, Stainless Steel, Length:10-180mm (3/8”- 7”) Head type:flat Drive type:slotted Finish:Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Chrome, H.D.G