Hardened and tempered chrome-vanadium steel. Spring-loaded ball bearing. Fully polished and nickel chrome-plated for durable corrosion resistance. Supplied on storage rail. Contents: 1/4"F x 3/8"M, 3/8"F x 1/4"M, 3/8"F x 1/2"M, and 1/2"F x 3/8"M
Hardened & tempered chrome-vanadium steel
Spring-loaded ball bearing
Fully polished & nickel chrome-plated for durable corrosion resistance
Supplied on storage rail
Contents: 1/4"F x 3/8"M, 3/8"F x 1/4"M, 3/8"F x 1/2"M, & 1/2"F x 3/8"M