COLLET ER20, 3/8″ HOLE
- Diameter Size : 3/8
- Collapsibility : 0.040″
- Tool holding range : 0.375″ to 0.336″
- Made of high alloy spring steel
- Hardened surface to 44-48 HRC
- Maximum gripping force
- Runout precision : 0.0004″ (Concentricity of .0002″)
$12.00
14 in stock