Hole Finishing HSR™ Application Data • Series 456681 „Series 456681 • Cermet-Tipped • Helical Flute • Grade CERMET-DCFD™ • Metric Cutting Speed — vc Recommended Feed Rate per Rev Range — m/min Material Tool Group min max Diameter 12,70–15,00 15,00–20,00 1 110 – 130 mm/r 0,50–0,90 0,60–1,05 2 110 – 130 mm/r 0,50–0,90 0,60–1,05 3 100 – 120 mm/r 0,50–0,90 0,60–1,05 P 4 60 – 80 mm/r 0,50–0,90 0,60–1,05 5 30 – 50 mm/r 0,50–0,90 0,60–1,05 6 30 – 40 mm/r 0,35–0,65 0,40–0,80 W24 widia.com Hole Finishing