25mm Depth Metric 'Silver Series' Annular Cutters Brand: HOLEMAKER Part Number: AS4225 Hole Diameter: 42mm Depth of Cut (DOC): 25mm Pilot Pin Diameter: 6.35mm (Use code SP16003) Shank Diameter: 3/4in | 19.05mm Description: M2AL HIGH SPEED STEEL MATERIAL M2AL High Speed Steel is a high alloy material with a hardness of up to 67.5 HRC designed for increased endurance of the cutting edge and tool life. STEP HARDENED PROCESS This state of the art manufacturing process produces cutters with extremely hard tooth tips for increased cutter performance while maintaining a softer body which is less susceptible to breakage than standard high speed steel cutters. MULTI-CUT GEOMETRY Provides smooth and fast cutting with decreased chatter. This also increases the cutters ability to remove swarf away from the cut and helps to enhance centering. FULLY GROUND WITH INTERNAL RELIEF This feature allows Holemaker cutters to produce reamed quality burr-free holes and also helps to reduce torque and horsepower requirements. UNIVERSAL SHANK 19.05mm (3/4in) Universal Shank with 2 flat sections to suit most magnetic base drilling machines.

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