Fine boring head 320

Wohlhaupter's 320 (310) boring head is made from steel for Ø 0.787" - 4.077" (20.00 mm - 103.00 mm) and coated Alu-Line material for Ø 3.937" - 8.070" (100.00 mm - 205.00 mm) boring heads to protect against corrosion and wear. The insert holder can be rotated quickly for reverse machining. Advantages Special coating on Alu-Line provides hard, durable surface Alu-Line body reduces tool weight by 50%, reducing stress on the spindle Max cutting speed: 3,281 SFM (1,000 m/min) Insert holder can be rotated for reverse machining (back boring) jobs Features Coolant through Vernier diameter adjustment of 0.0001" (0.002 mm)