Features 1、Alloy Steel Material: These taps and dies are made of alloy steel with surface treatment, which is not easy to rust and deform. 2、Knurled Handle Design: The knurled design of the handle surface can increase friction, and the grip is firm and not easy to slip. 3、Convenient Operation: Equipped with wrenches, install the die or tap on the wrench to process the thread, which is fast and convenient. 4、Various Specifications: The kit contains 4pcs taps and 4pcs dies, with different models to meet various thread processing needs. 5、For Thread Processing: The tap and die kit is suitable for cutting, processing and maintenance of male and female threads. Specification Item Type: Tap Die Kit Material: Alloy steel Purpose: Suitable for cutting, processing, maintenance, etc. of male and female threads Die Specifications: M3 x 0.5, M4 x 0.7, M5 x 0.8, M6 x 1 Tap Specifications: M3 x 0.5, M4 x 0.7, M5 x 0.8, M6 x 1 Package List 1 x T Wrench 1 x Die Wrench 4 x Die 4 x Tap