Sunex Tools 2637 1/2" Drive 20 PC. 1/4"-3/4" & 6MM-19MM SAE/Metric Impact Hex Drive Master Set

Sunex 1/2" dr. impact hex drive master set, 2637, 20-piece, alloy steel features cr-mo alloy steel for long life heavy duty blow molded storage case includes 1/4", 9/32", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 6mm, 7mm, 8mm, 10mm, 12mm, 14mm, 15mm, 17mm, 18mm, 19mm.