Kincrome 11 piece 1/4-3/8 Drive Hex socket set. Packed on socket rail set is ideal for any application where a specific bit is required. Manufactured from heavy duty Chrome Vanadium Steel. Set contains 1/4 Drive 1/16, 5/64, 3/32, 7/64, 1/8 & 5/32 Hex and 3/8 Drive 3/16, 7/32, 1/4, 5/16 & 3/8" Hex.