Engineered with S2 steel insert bits for maximum strength, this 7-piece 3/8" (9.5 mm) drive hex bit socket set uses a long length design to reach deep-seated fasteners. The set includes 1/8" (3.2 mm), 5/32" (4 mm), 3/16" (4.8 mm), 7/32" (5.6 mm), ¼" (6.4 mm), 5/16" (7.9 mm), and 3/8" (9.5 mm) sizes mounted on a storage rail. Each bit includes a chamfered female end for quick alignment with drive tools and meets ASME specifications.

Engineered with S2 steel insert bits for maximum strength, this 7-piece 3/8" (9.5 mm) drive hex bit socket set uses a long length design to reach deep-seated fasteners. The set includes 1/8" (3.2 mm), 5/32" (4 mm), 3/16" (4.8 mm), 7/32" (5.6 mm), ¼" (6.4 mm), 5/16" (7.9 mm), and 3/8" (9.5 mm) sizes mounted on a storage rail. Each bit includes a chamfered female end for quick alignment with drive tools and meets ASME specifications.