Alfra Core drill HSS-Co RQX 42/50mm

Core drill, RQX-coated • HSS • With 19 mm Weldon shank • Inner bore 6.35 mm • The core drill only removes a thin ring of material • Ejection of the remaining drill core via guiding and ejecting pin through spring force • Rapid chip removal upwards, minimized risk of breakage • Relatively low energy consumption, even for large drill diameters • With pre- and post-cutting edges. Manufacturer: Alfra GmbH.