TWIST DRILL BIT RUKO FLOWSTEP 4.2mm HSS-G

RUKO Spiral Drill 4.2mm HSS-G FLOWSTEP®. RUKO ULTIMATECUT Spiral Drill DIN 338, FLOWSTEP® HSS tip. Significantly longer tool life - 5x more holes per blade. Time savings of up to 50%. Extremely fast and energy-efficient drilling. Perfect centering prevents slipping even on round surfaces such as pipes. Easy and smooth drilling process without sticking into the material. Optimal performance in handheld (cordless) power tools. Black coating increases wear resistance and reduces cold welding at the groove edges. 3-flute shank: Does not rotate in the chuck, optimal power transmission. No more re-tightening in the chuck. This makes the work easier. This product description is an automated translation of the original Finnish description.