Custom Screw
Gaoyi is a full-fledged fastener supplier of screws, and we have manufactured several hundred types of screw products including but not limited to cap nut screws, counter sunk screws, custom machined screws, self-tapping screws, knurled screws, hex screws, machine screws, miniature screws, and shoulder screws.
- Material:copper, stainless steel, carbon steel, alloy steel, aluminum alloy
- drive type: phillips, hex, slotted, socket, square, torx, truss
- head types: encompassing hex, flat, fillister, pan, round, square, socket, indented hex, button and headless
- standard:ASTM, ANSI, AISI, IFI, DIN, ISO, JIS, GB
