Shell mill holder BT 30 - 27 - 40

Application:
For mounting milling cutters with transversal groove.

Note:
d = 40/d = 60: For large diameter face mill cutters with four additional threaded holes according to DIN 2079.

SK 30 without coolant exit bores on the end face

Delivery:
With drivers, cross head retaining screw and cylinder head retaining screw for cutters with central coolant. For d = 60 only with four fi xation screws according to DIN 912.

• 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 µm
• Tensile strength in the core of min. 800 N/mm² after DIN
• All functional surfaces fine machined