ER-Precision collet chuck SK 40 - 2/20 - 70 | ER 32Application: For mounting straight shank tools in 3m collets. Advantage: Excellent concentricity in the system (chuck + collet + clamping nut) Extremely strong holding force (increases the holding power by at least 60% compared to standard ER chuck) Plain clamping nut without grooves for high speed machining Note: Only nominal size DCONWS can be clamped. Delivery: With precision clamping nut

For sealing tools with internal cooling

Range selection: 1 x 360°

Hand wheel design for fine adjustment

For mounting the coolant tubes in PSK toolholders

Inch/Metric conversion

For longitudinal and plane turning

All collets with outside form DIN 6388 (ISO 10897) can be clamped

Shortened processing times and reduction of production and unit costs

For individual combination of T-bolts in conjunction with T-nuts and tenons

6 fl ange nuts

- four measuring methode: standard

Coolant pressure up to 100 bar