Keyway Broaching Toolholder, 25 mm Shank Diameter, 4 mm

Attention: Always use the minimum pre-drill Diameter to match the slot width e.g. for slot width 14 mm, minimum pre-drill Diameter = 38.22 mm. Note: Individual holder sizes are for different slot widths. In such cases, where possible, always use the optimum combination of holder and cutting insert identical size for maximum stability. For lathes without Y-axis, please use eccentric bush No. 290391, 290393 for exact setting of the Y-coordinate. For machining Centers, use the alignment aid No. 290397 and a dial indicator to check the spindle orientation. Through-coolant: yes Shank length Ls: 90 mm suitable for slot width m: 4 mm suitable for slot width m: 5 mm Reach L1: 40 mm Tool holder Diameter1: 10 mm Center offset L3: 5.35 mm Min. pre-drilling -Diametermin: 10.71 mm