M8-1.25 x 15mm 內六角螺絲 | 平頭六角驅動 | 全螺紋 | 12.9級合金鋼 鍍鋅 (300 / 包)

I’m mid-way through building a set of custom jigs and these M8 screws have been a workhorse for me—the 12.9 alloy steel feels seriously tough, and the zinc plating is holding up nicely against shop grime. Threading into tapped holes was smooth without any binding, and with 300 in the pack I’ve got m

The hex socket drive grips perfectly without stripping, which made tightening them in tight spots on my tooling setup a breeze. All 300 screws came exactly as specified and feel robust for precision work.

I needed these for a jig I was building and the 12.9 grade steel gives me confidence they won't strip under heavy use. The flat head sits perfectly flush, just what I wanted.