Combi shell mill holder HSK 50 - 27 - 65Application: 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 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 with lateral flat according to DIN 1835 form B (Weldon)

For mounting straight-shank tools in collets

Suitable for tool holders with polygon shank (PSC/PSK) ISO 26623-1

Ring gauge accuracy according to DIN 2250Delivery:

The clamping screw incorporates a through hole

- Honed collet boring

clamping depth = 58

High flexibility: Large holding capacity up to –1 mm

Excellent concentricity in the system (chuck + collet + clamping nut)

Repeating accuracy 0

Coolant pressure up to 100 bar

For mounting straight-shank tools with internal coolant