Hillman 5/16 in. Diameter x 1-1/4 in. Length Heat-Treated Zinc Steel Hex Head Cap Screw, 100-Pack BATH A: They use coarse threads

A: They use coarse threads compatible with standard 5/8"-11 nuts

Versatile Use: Ideal for drum sets

low-profile head with square neck locks into wood to prevent spinning and allows a semi-flush finish

they are not recommended over ceramic tile

Hillman 5/16 in. Diameter x 1-1/4 in. Length Heat-Treated Zinc Steel Hex Head Cap Screw, 100-Pack BATH A: They use coarse threadsHillman Grade 5 Zinc Hex Head Cap Screws, 5 16 in. x 1 1 4 in., 100 Pack These Hillman hex head cap screws are Grade 5 steel with a heat treated zinc finish for strength and wear resistance. Sized 5 16 in. diameter by 1 1 4 in. length, they feature coarse threads and a washer face under the head for secure fastening in wood or metal applications. Key Features: Grade 5 Strength: Heat treated steel provides higher tensile strength for demanding projects