ULTRA PRECISION 4.5MM ER11 ER COLLET TIR 0.01/0.0004″ 1pcs

iCarbide ER11 collet Spec

Works on all ER Collet Chuck Holder

• Material: High-performance spring steel
• Finishing & Rough Cutting: All surfaces precision ground; Twice heat treatment
• Run Out (TIR): TIR 0.01/0.0004″
• Hardened: HRC48
• Size includes: 4.5mm
• Collets Color: Oxide Black

Concentricity is less than .0001 and 0.0005 at collet face available.