The first batch is made of chrome vanadium steel manufacturers (CR-V). Impact batch, with additional 13 batches of head.
1. 100% Brand New and High Quality
2. Type : Screwdriver Bit
3. Material: Chrome Vanadium Alloy Steel
4. Size: 163mm
This series of products can be used to repair the automotive, motorcycle, machinery ,can convert the hammer momentum into the torque screwdriver
7 pcs/set * Impact Screwdriver Set