Made of tool steel, high hardness, rust and corrosion resistant. They feature a ratchet action with forward and reverse operation and locking. The knurled design around the tip of these wrenches allows you to loosen and tighten the wrench tap when you have greasy fingers. These professional quality ratchet tap wrenches are ideal for use in confined spaces. The handles are long enough to achieve a full grip allowing you maximum leverage. Specifications: Material: Tool Steel Optional Capacity: M3-M8 Color: Silver Product Size: M3-M8: 85*20mm Package List: 1 x T-Handle Ratchet Wrench Note: 1. Please allow a little size error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.ladace