National coarse threads. Made of steel with a zinc-plated finish.
USP Lumber Stair Angles 1-3/8 in. x 10 in. x 1-3/8 in.
Apex Campbell Sash Chain
Apex Campbell Steel Single Jack Chain
Primesource 3-1/4 in. Bright Common Nail Pack of 25
Grip-Rite #8 x 2-1/2-in Bugle-Head Coarse Thread Drywall Screws