COLLET ER20, 5/16″ HOLE
- Diameter Size : 5/16
- Collapsibility : 0.040″
- Tool holding range : 0.313″ to 0.273″
- Made of high alloy spring steel
- Hardened surface to 44-48 HRC
- Maximum gripping force
- Runout precision : 0.0004″ (Concentricity of .0002″)
$12.00
58 in stock
