Our Ratcheting Combination Wrenches feature 2.5° of arc swing, allowing the users to work quickly and efficiently in tight spaces. MAX BITE™ Open-End Grip improves the ratchet wrench's grip on nuts and bolts, offering 25% more torque than smooth-faced wrenches. Features a comfortable I-Beam handle design for improved ergonomics and ink-filled size labels for easy size identification, as well as quick distiction between SAE and metric sets. The 15 piece metric ratcheting combination wrench set comes in a tray designed for steel storage drawers. Lifetime Guarantee. Includes 8 mm to 22 mm sized wrenches.