Combi shell mill holder SK 40 - 27 - 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 clamping nuts HKS-system

Quick change adaptors without safety clutch can be interchanged

For mounting straight-shank tools in 3µm-collets

bei Ø 6 – Ø 32 mm = h236

Application:

- Determining the reference points (calibration) of optical presetting devices

The chucking diameter is configured for a tool tolerance of h6

Parallelism: 0

PSK = PSK 63

- Clamping positions: horizontal

- shock proof

4 und 5 mm = h4