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0.250in. ⁓1/4"
20
screw, self tap 1/4-20 x 1/2 hex washer head
20
FSC 5305 ⁓ Screws
screw, self tap 1/4-20 x 1/2 hex washer head 20 thread quantity per inch
Nothing similar to this part number was found in our inventory
A hardened, externally-threaded fastener with a self-drilling point. it drills, taps and fastens and may have a machine screw thread or a nonmachine screw thread. the threads usually extend from behind the pilot to the bearing surface of the head.