Custom Stainless Steel Torx Knurled Shoulder Screws

 

These custom stainless steel torx drive knurled shoulder screws were manufactured using 304 stainless steel material with factory passivated finish.  The shoulder measured 2.29-2.48MM X 19.05 +/- .12MM.  2-56 UNC 2A thread was incorporated at a length of 5.56 +0/-.5MM.  A T8 drive was cold formed and the outside of the head aggressively knurled for optimal finger grip.  A 180 degree nylon thread lock patch was applied over the threads to complete the production process.

Custom Metric 316 Stainless Shoulder Bolts

 

We had 24,000 pieces of these custom metric 316 stainless shoulder bolts manufactured for our design and construction customer.  The shoulder measured 4MM by 3MM and M3 X 0.5MM thread was incorporated at 5MM in length, including the relief shoulder transition.  Head diameter was at 6MM and a 2MM hex socket drive was cold formed.