Features: 1. Durability: Professional tool tapping with high accuracy. 2. Good surface heattreatment: threading teeth are precisely CNC machined with qualified surface treatment. 3. Application: Suitable for wood threading, iron plate tapping and threading hole drilling, aluminum drill and thread. 4. Easy Operating: Perfect rotate tap set in tapping metals such as aluminum or steel, woods or plastics. 5. Multi-size: Metric tap size M3*0.5, M4*0.7, M5*0.8, M6*1.0, M8*1.25, M10*1.5, M12*1.75, adjustable T hangle tap wrench M3-M12 or SAE 1/16"-1/2". Specification: Material: High Speed Steel Tap Size: M3*0.5, M4*0.7, M5*0.8, M6*1.0, M8*1.25, M10*1.5, M12*1.75 Tap Wrench Handle: M3-M12, 1/16-1/2in Thread Type: 55°cylindrical pipe thread Package List: 1 x Adjustable Tap Wrench 7 x Metric Thread Tap