M12-1.75 X 85mm 內六角螺絲 | 內六角驅動 | 全螺紋 | 316不鏽鋼 (25個/包)

Used these to repair a marine gate hinge, and the 316 stainless is holding up perfectly against the salt spray. The hex socket drive made installation straightforward with just an Allen wrench.

I was pleasantly surprised by the precision of the hex socket drive on these screws—my torque wrench seated them perfectly without any cam-out. The 316 stainless steel feels solid, and the 85mm length was exactly right for securing a heavy machinery guard.

Used these to rebuild a jig table at the shop and the 316 stainless threads cut clean with zero binding on the first pass through a tap. The 85mm length gave just enough grip for our 12mm plate stack without bottoming out. Not a single burr on any of the 25 heads, which is more than I can say for th