Master Impact Socket Set. Forged from high quality chrome molybdenum allowing maximum durability. Radius corner design maximizes socket durability while reducing fastener wear over time. Dual size markings are laser etched and roll stamped to ensure permanent socket identification. Includes a heavy duty storage case for convenient transport and storage. All Sunex impact sockets meet or exceed ANSI standards. Type: SAE & Metric. Set Includes: 1/2? (316), 1/2? (316D), 1/2? (316U), 10? (3510), 10mm (310M), 10mm (310MD), 10mm (310UM), 11/16? (322), 11/16? (322D), 11/16? (322U), 11mm (311M), 11mm (311MD), 11mm (311UM), 12mm (312M), 12mm (312MD), 12mm (312UM), 13mm (313M), 13mm (313MD), 13mm (313UM), 14mm (314M), 14mm (314MD), 14mm (314UM), 15? (3515), 15mm (315M), 15mm (315MD), 15mm (315UM), 16mm (316M), 16mm (316MD), 16mm (316UM), 17mm (317M), 17mm (317MD), 17mm (317UM), 18mm (318M), 18mm (318MD), 18mm (318UM), 19mm (319M), 19mm (319MD), 19mm (319UM), 25 (3670S2), 3? (3503), 3/4? (324), 3/4? (324D), 3/4? (324U), 3/8? (312), 3/8? (312D), 3/8? (312U), 5? (3505), 5/16? (310), 5/16? (310D), 5/8? (320), 5/8? (320D), 5/8? (320U), 7/16? (314), 7/16? (314D), 7/16? (314U), 8mm (308M), 8mm (308MD), 9/16? (318), 9/16? (318D), 9/16? (318U), 9mm (309M), 9mm (309MD), Dr. (3670S4), E10 (3670SE5), E11 (3670SE6), E12 (3670SE7), E14 (3670SE8), E16 (3670SE9), E5 (3670SE1), E6 (3670SE2), E7 (3670SE3), E8 (3670SE4), T20 (3670S1), T27 (3670S3), T40 (3670S5), T45 (3670S6), T47 (3670S7), T50 (3670S8), T55 (3670S9). Dimensions: 18.30 × 3.70 × 14.70 in. Weight: 17.40 lbs. Brand New and Never Been Used! Still in Original Packaging. We here at CBM TOOLS strive to provide 5-STAR Service every day. Your personal satisfaction is guaranteed on all products we sell.