Combi shell mill holder SK 40 - 40 - 160

Combi shell mill holder SK 40 - 40 - 160Application: 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

driving ring and feather key

Without wrench

Precision coolant supply: Improves chip evacuation and decreases the risk for chip jamming

Taper angle tolerance < AT 3 according to DIN 2080

For safe clamping of taps

For mounting straight-shank tools in collets

With clamping screws

For face machining

With clamping screw

- Higher repeat-accuracy

DIN 1835 form A+B+E and DIN 6535 form HB+HE (larger than Ø 20 mm only with reduction sleeve)

Improves chip evacuation and decreases the risk for chip jamming