Feature: 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 Wrench1 x Die Wrench4 x Die4 x Tap Note: 1. The product is made of metal, please do not place the product in an environment that is too corrosive, humid and high temperature!2. The product is a hand tap, do not use it for mechanical equipment!