General description One-handed ratchet wrench and thread cutting tool set designed for versatility and ease of use. This adjustable T-handle tap wrench is made from high-quality alloy steel, ensuring durability and resistance to rust and corrosion. It is suitable for threading softer materials such as wood, plastic, and aluminum. Technical specifications Material: Alloy steel Ratchet size: 20 x 85.4mm / 0.79 x 3.36inch Faucet shaft size: 7 x 100mm / 0.28 x 3.94inch Manual taps included: M3, M4, M5, M6, M8 Quantity: 7 pieces (1 adjustable ratchet + 5 taps) Installation Easy to use with a T-shaped ratchet and a knob to adjust the direction of rotation. Individual adjustment switch for forward and reverse rotation. Usage Ideal for automotive repair and mechanics requiring metric threads. Suitable for daily maintenance and repair of general wood, soft metal, aluminum, and acrylic panels. Can be used with left and right swivel taps, reamers, screw extractors, and other square handle tools.