ER32UM wrench fit for ER32UM Collet Nut.
Features:
1. Product material: high quality cast steel, hardened by heat treatment (hrc45-52)
2. Product features: hardened and thickened, no slip and no tooth collapse, strong and durable
3. Surface Electroplating can improve the tighten head hardness,wear-resistance,corrosion-resistance.
4. Rubber Cover Handle.
5.High hardness alloy iron.
Specification:
Type:M/UM
Material:Alloy Steel
Wrench Shape:ER32
Color:Red&Black





