Milwaukee 49-66-7009 3/8 In Drive Impact Socket Set, Metric, Sae, 43 Pc. The SHOCKWAVE Impact DutyT 3/8 Drive 6 Point Socket Sets feature the boldest, longest-lasting markings and extreme impact durability in high torque applications. The stamped and ink-filled size marking enables you to select the right socket every time throughout the life of the socket. These sockets are engineered with high strength forged steel for optimized performance in heavy-duty applications. The non-slip hex geometry prevents fastener rounding, and a dual-hole design and ring groove allow for easy socket attachment and removal. The storage cases are impact resistant and nest together for easy stacking and storage. All MILWAUKEE® SHOCKWAVE Impact DutyT Sockets backed by a Lifetime Guarantee and meet ASME industry standards. Stamped and ink filled diameter markings for wear resistance. 6-Point design made with forged impact steel for durability in high torque applications backed by our Lifetime Guarantee. Dual hole design and groove for easier attachment. Non-slip hex geometry to prevent socket and fastener rounding. Lifetime Guarantee covers impact sockets and extensions only. Laser etched part number. Optimized for use with 3/8 drive impact wrenches, drivers, ratchets, and adapters. Kit includes 40 Standard and Deep Metric and SAE Sockets and 3 Accessories. The following sizes are included in Standard and Deep: 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, and (1) 3″ Extension, (1) Universal Joint, and (1) 3/8″ Adapter. Impact resistant case with nestability for easy stacking and storage. SAE Bit: 3/8 in. Length: 16.3 in. Weight: 9.4 lb. Height: 10.5 in. Width: 2.8 in. Material Composition: Forged Steel. Drive Size: 3/8 in.