3/8-inch Drive Pipe Plug Socket Set, SAE, CR-MO, Tapered Male Square Drive, Chamfered Female Square Drive,11 Pieces Set

Manufactured from impact grade chrome molybdenum steel construction with corrosion-resistant black phosphate finish for durability.

Set include: Male: 3/16", 1/4", 9/32", 5/16", 11/32", 3/8"; Female: 1/4", 9/32", 5/16", 11/32", 3/8"

Tapered Male Square Drive and Chamfered Female Square Drive, aligns socket to fastener quickly

Low profile design, can easy to access tight spaces, fit any 3/8" drive ratchets / bars etc.

Large, high-contrast size marking is permanently laser etched and easy to read, even in low light.