1/4" X 2 3/4" 內六角肩螺絲 | 內六角頭 | 內六角驅動 | 18/8 不鏽鋼 (25/包)

I used these as pivot pins for a folding mechanism on a jig, and the precision-ground shoulder made installation smooth with zero binding. They fit perfectly into the mating bore and haven't shown any signs of wear after repeated use. A solid choice for any mechanical assembly needing a reliable bea

I’ve been using these as pivot pins on a small mechanical assembly and the 2 3/4" length was spot on for the job. The hex socket drive made tightening them in tight spots a breeze, and the shoulder stayed true under repeated movement.

The precision-ground shoulder on these screws made them perfect for creating a smooth pivot point on a jig I built. They fit perfectly in the bearing surface and the stainless steel finish is clean and corrosion-resistant.