Description: This screw die and wrench set is a common tool for hand tap operation.It includes 1 wrench and 7 screw dies.High quality bearing steel for durability and long service life.With this set, external thread processing will be easier and more accurate. Features: High quality bearing steel for durability and long service life. Includes 1 wrench and 7 screw dies You can improve the processing efficiency of the thread, which is a tool required for hand tap operation. This screw die and wrench set makes the threading much easier and more accurate.Ideal for threading and tapping in machining. Specifications: Condition: 100% Brand New Item Type: Dice & Wrench Set Material: Bearing Steel Thread Type: Coarse Thread Screw Die Model: M3 x 0.5, M4 x 0.7, M5 x 0.8, M6 x 1.0, M8 x 1.25, M10 x 1.5, M12 x 1.75 Wrench: M25 Qty: M25 Qty: 8PCS Package Weight: 290g