Full-length SAE and metric combination ratcheting wrenches are drop-forged and heat-treated for maximum durability. Comes with magnetic bit hopper with assorted bits for nuts and bolts; plus SAE and metric hex key sets. 1/4”, 3/8” and 1/2” quick release heads with 72 teeth. Full assortment of 1/4”, 3/8” and 1/2” deep and standard sockets that feature the Dyna-Drive™ torque system for extra torque and reduced slippage. Materials: 94% steel, 5% plastic, paper 1%. Weight: 21.3 lb.