HiPer-Drill Replaceable Tip Drill, 3XD, Diameter Range: 28 mm - 28.99 mm

Very high feed rates and maximum performance due to optimally matched geometries and materials. Precise positioning of the cutter insert due to Vee insert seating and secure clamping by the Center bore. High concentricity when assembled. For holes up to IT9 accuracy Shank support for optimum stability in operation. Application: For stationary and rotating use. For holes up to IT9 accuracy. Note: The insert screw must be replaced after every fifth change of cutter insert. Further sizes up to 0 50.99 mm available on request. Clamp in a hydraulic chuck such as No. 302026 size 20 for optimum radial run-out. For optimum stability, clamp the drill so the overhang is as short as possible. Number of cutting edges Z: 2 Dia. range Dc: 28 28.99 mm Reach L1: 87 mm Shank 0 Ds: 32 mm Shank length Ls: 60 mm Clamping screw: 231999 15IP1 5.7 Nm