Custom M3 X 0.5MM Stainless Steel Shoulder Socket Bolts

 

These custom stainless steel shoulder bolts were manufactured in 18-8 stainless steel material for our drone manufacturing customer.  M3 X 0.5MM thread was rolled with a thread relief machined below the 4MM X 5MM shoulder.  A 2MM hex drive was broached at the head and a precision machined profile was incorporated on the head to meet drawing requirements.  

Custom Partial Thread Socket Shoulder Bolts

 

These custom partial thread socket shoulder bolts were manufactured for our automotive customer using 18-8 stainless steel material and cold formed 3/16 hex socket drive.  Approximately .50" of 5/16-18 thread was incorporated and the shoulder measured .312" in diameter at 1.25" in length.  The threaded section was turned down prior to thread roll operation.