Product description
Material: chrome vanadium steel
size:1/4" square hole to 1/4" 6.3mm
It is used for screwdriver bit,socket adapter,step drill,chamfer converter
6.3mm series screwdriver head connector
It is forged with high-quality chrome vanadium steel 50BV30, strong and durable.
The mirror finish is polished and chrome-plated, which has strong corrosion resistance and is not easy to rust.
1pc 1/4" square hole to 1/4" 6.3mm converter