A Bahco 34 piece 1/4 inch and 3/8 inch square drive socket set with dynamic drive profilesh: matt chrome-platedMaterial: chrome vanadiumtic case: oil and temperature resistant polypropylenemic-Drive ProfileAll Bahco hexagon and double hexagon sockets have the Bahco Dynamic-Drive Profile to protect the buts, screws and tools from unnecessary wear and damage. The profile has rounded corners and additional flank areas that transmit torque onto the screw head or nut. The additional flank area moves pressure from the nut and screw corners tot he sturdier side areas to give maximum load distribution and torque superiority of Bahco sockets is the result of exacting tolerances as well as extraordinary high resistance to wearents:1 each 3/8 inch 6-point dynamic drive sockets 10, 11, 12, 13, 14, 15, 16,17, 18, 19, 20 and 22 millimetres.1 each 3/8 inch extension bars 3 inch and 6 inch.1 x 3/8 inch universal joint.1x 3/8 inch x 1/4 inch bit holder.1 each 3/8 in spark plug sockets 6-point 16 millimetres (5/8 inch), 21 millimetres (13/16 inch).1x 1/4 inch spinner handle.1x 1/4 inch x 1/4 inch bit holder.1 each 1/4 inch bits flat 4, 5.5, 7 millimetres .1 each 1/4 inch bits phillips 1, 2, 3 and 4.1 each 1/4 inch bits hex 3, 4, 5, 6, 7, 8 millimetres .1x 3/8 inch ratchet handle 54 teeth.
