Description: This tap & wrench set is a general tool for hand tapping operation. It includes 1 piece T‑shaped tap wrench, 4 pieces taps and 4 pieces twist drill bit. Adopting high quality bearing steel, which is durable to cut the thread. With this tap & wrench set, the thread processing will become more easily and precisely. Features: Adopting high quality bearing steel, which is durable and has long service life. It can improve the efficiency of processing thread, it is a necessary tool for hand tapping operation. This set includes 1 piece T‑shaped tap wrench, 4pcs taps and 4pcs twist drill bit. T‑shaped tap wrench design makes it can one‑hand operation, more convenient to use. With this tap & wrench set, the thread processing will become more easily and precisely. Specifications: Condition: 100% Brand New Item Type: Tap Wrench Set Material: Bearing Steel Tap Model: M3 * 0.5mm, M4 * 0.7mm, M5 * 0.8mm, M6 * 1.0mm Twist Drill Bit Diameter: 2.5mm / 0.10inch, 3.5mm / 0.14inch, 4.2mm / 0.17inch, 5.2mm / 0.2inch Wrench Range: M3‑M6 Package Weight: 126g Package Include: 1 x Tap Wrench 4 x Screw Taps 4 x twist Drill Bit Note: 1. Please allow 1‑3mm error due to manual measurement. Thanks for your understanding. . 2. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.