M16 x 35mm 內六角肩螺絲 | 內六角頭 | 六角驅動 | 合金鋼 (25顆/包)

I used these as hinge pins for a heavy gate, and the precision-ground shoulder made them spin smoothly without any wobble. The hex drive seated perfectly and didn't strip when torqued down tight. They feel solid and well worth the price for the quality of steel.

The ground shoulder on these M16 screws is noticeably smoother than standard hardware I've used, making them perfect for a jig’s pivot point. They’re solid alloy steel, and the socket drive fits a standard hex key without any wobble. Exactly what I needed for a precise axle application.

I needed precision pivot points for a jig and these M16 shoulder bolts fit the bill perfectly—the hex socket drive made installation straightforward with an Allen key. The ground shoulder spins smoothly against the bearing surface without any wobble, and all 25 arrived with clean threads and no defe