Application: This adjustable tap wrench can improve the efficiency of thread processing, it is a necessary tool for hand tapping. With this tap wrench, thread processing will become easier and more accurate. Convenient to Use: T-shaped tap wrench design allows one-handed operation, this T-handle wrench is convenient to use. Durable: This adjustable wrench set is made of high quality bearing steel, which is durable and has a long service life. Package Content: This set includes 1 adjustable wrench, 4 taps and 4 drill bits. Description: This tap wrench set is a general tool for hand tapping operations. It includes 1 T-shaped tap wrench, 4 taps and 4 drill bits. Adopting high quality bearing steel, durable to cut wire. With this set of tap wrenches, thread processing will become easier and more accurate. Features: Adopting high quality bearing steel, which is durable and has a long service life. It can improve the efficiency of thread processing, it is a necessary tool for manual tapping operation. This set includes 1 T-shaped polar tap wrench, 4 taps and 4 drill bits. T-shaped tap wrench design allows one-handed operation, more convenient to use. With this set of tap wrenches, thread processing will become easier and more accurate. Specifications: Item Type: Wrench Set Material: Bearing Steel Tap Model: M3 x 0.5mm, M 4 x 0.7mm, M5 x 0.8mm, M6 x 1.0mm Diameter Drill Hole: 2.5mm/0.09inch, 3.5mm, 4mm, 5mm Wrench Range: M3-M6 Package Includes: 1 x Adjustable Wrench 4 x Taps 4 x Drill Bits / Note: 1. Please allow 1-3mm error due to manual measurement. Thanks for understanding.