Wera 37 Piece 1/2-inch Metric set features the New Wera Zyklop Ratchet, which combines 5 ratchet types into 1 robust tool. Swivel head has defining lock points at 0, 15 and 90 degrees left and right, preventing the head from slipping, for reliable and safe working. Combination of freewheeling sleeve and rotating mass design turns nut or screw with unbelievable speed at 0 degree position. Add adaptor and bit and ratchet can be used as conventional screwdriver. Features easily accessible thumbwheel that reverses direction in any position. Sockets feature distinctive knurling for easy manual tightening. Premium extensions are fitted with Wera's flexible lock system preventing slipping or accidental disconnection and loss of tool. All Wera hand tools feature the trademarked ergonomic Kraftform handle, with hard and soft zones, that fits the shape to the hand for the ultimate in comfort and high-speed torque transfer. Limited Life Time Warranty. Set includes 1/2-inch drive Zyklop Ratchet, Sliding T-handle, 5-inch and 10-inch Flexible Lock Extensions with Freewheel Sleeve, Universal Joint, Wobble Extension, Adaptor with Quick-release Chuck (1/2", 5/16"), 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, 21mm, 22mm, 24mm, 27mm, 30mm, 32mm Sockets. and 13 bits (PH/HX/PZ/TX). All sets come in rugged steel case with removable dual color foam insert and laser identification guide on inside panel to ensure proper placement of tools.