M6-1 X 60mm 內六角螺絲 | 圓頭內六角驅動 | 全螺紋 | 12.9級合金鋼 熱處理黑色氧化 (200/包)

The black oxide coating on these M6 screws seems much more durable than what I've seen on cheaper hardware; they torqued down smoothly into the steel jig without any galling. The hex socket drive bit seated perfectly, and the full threading made alignment simple. Exactly what I needed for machine to

Needed a batch of 60mm screws for some jig builds and these fit the bill perfectly—the hex socket drive made installation much easier than standard hex heads. At 200 per pack, it's great value for precision work.

The black oxide finish on these screws gives them a professional, durable look that resists scratching well during assembly. I used them for building a custom jig, and the full threading grabbed perfectly in the steel plate without any stripping issues.