Hole Finishing HSR™ Application Data • Series 450281 Series 450281 • Coated • Carbide-Tipped • Helical Flute • Grade K10F-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 20,00–32,00 1 110 – 130 mm/r 0,50–0,90 0,60–1,05 0,60–1,10 2 110 – 130 mm/r 0,50–0,90 0,60–1,05 0,60–1,10 3 100 – 120 mm/r 0,50–0,90 0,60–1,05 0,60–1,10 P 4 60 – 80 mm/r 0,50–0,90 0,60–1,05 0,60–1,10 5 30 – 50 mm/r 0,50–0,90 0,60–1,05 0,60–1,10 6 30 – 40 mm/r 0,35–0,65 0,40–0,80 0,50–0,90 1 30 – 40 mm/r 0,35–0,65 0,40–0,80 0,50–0,90 M 2 30 – 40 mm/r 0,35–0,65 0,40–0,80 0,50–0,90 3 20 – 30 mm/r 0,35–0,65 0,40–0,80 0,50–0,90 1 80 – 100 mm/r 0,60–1,20 0,70–1,30 0,80–1,40 K 2 80 – 100 mm/r 0,60–1,20 0,70–1,30 0,80–1,40 3 70 – 90 mm/r 0,60–1,20 0,70–1,30 0,80–1,40 1 30 – 40 mm/r 0,30–0,50 0,30–0,60 0,35–0,65 S 2 20 – 30 mm/r 0,30–0,50 0,30–0,60 0,35–0,65 widia.com W23 Hole Finishing