Combi shell mill holder HSK 63 - 40 - 70Application: For mounting milling cutters with transverse or longitudinal groove. Delivery: With retaining screw, driving ring and feather key All holders are made of forged steel Specific, low warpage hardened Surface hardened HRC 58~60 Hardening depth 0,8mm~0,9mm Taper angle tolerance < AT 3 according to DIN 2080 Surface roughness Ra < 0,4 m Tensile strength in the core of min. 800 N mm after DIN All functional surfaces fine machined

- Setting the rotary table zero point of 5-axis machining centres

Surface roughness Ra < 0

(applicable up to 21 bar)

Double-clamping via two mobile and one fi xed jaw

For the inspection of machine tools according to ISO ­recommendation R230 or for testing the tool spindle

Head turnable for 360°

Stainless steel

With ER-Mini-nut

- Parallelism to driver grooves < 0

PSK = PSK 63

- Clamping positions: horizontal

clamping depth = 50