Combi shell mill holder SK 50 - 40 - 55Application: 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

For mounting straight-shank tools in collets

- With mechanical booster - Clamping force preadjustable by graduation lines

safe clamping of parallel raw and sawn parts

3 µm radial run-out with a 2 µm clamping nut

6 µm radial run-out with a 5 µm clamping nut

Clamping accuracy at the centre 0

8 carriers

improves thread quality

Rotary holder for clamp holders with coolant supply directly to the cutting edge and for ISO clamp holders with claw clamping for optimum cooling of the cutting edge

Hydraulic or manual clamping

Torque setting types : Adjustable torque type

vice clamps