M8-1.25 x 12mm 소켓 머리 나사 | 버튼 머리 육각 드라이브 | 전체 나사산 | 클래스 10.9 합금강 열처리 블랙 옥사이드 (400개/팩)

The black oxide finish on these M8 screws looks clean and holds up well during assembly without flaking. Used them for mounting jig hardware on my CNC router and the 12mm length paired perfectly with the 10.9 alloy steel strength. The hex socket drives smoothly, no stripped heads on a full box of 40

Finally found button head screws that don't strip under heavy torque—the hex drive grips perfectly, and the 12mm length is ideal for securing brackets on my jig. These feel much tougher than the usual hardware store stuff.

The black oxide finish on these M8-1.25 x 12mm screws gives them a nice, even coating that’s held up well in my tooling fixtures, and the hex socket drive makes them easy to torque down without stripping. I’ve used about half the pack on a couple of jigs so far and every one threads smoothly. For th