1.Name:ER Spanner

2.Material:hight quality steel
3.hardness:HRC32-36

4.ER50 has to paln order,usually not much in stock

Spanner or wrench has an important influence on the CNC tool.

They are suitable to collet chuck, cnc tool, tap holder, cutting tool, MT adapter. High quality and competitive price, can be supply.

Package:

We will package pull studs with high quality plastic bags and paper box and can also use the package which meet customers' demands.