CoreLine – Centre drills, DIN 333, form B ▲ with protective countersink 120° DC SIG DCONMS DCINTF 60° 120° OAL ZB Right-hand SIG 118° HSS CX DC DCONMS h8 DCINTF k12 OAL 10 480 ... mm mm mm mm 1,00 4,0 2,12 35,5 10480100 1,25 5,0 2,65 40,0 10480125 1,60 6,3 3,35 45,0 10480160 2,00 8,0 4,25 50,0 10480200 2,50 10,0 5,30 56,0 10480250 3,15 11,2 6,70 62,0 10480315 4,00 14,0 8,50 69,0 10480400 5,00 18,0 10,60 77,0 10480500 P ● M ○ K ● N ○ S ○ H O ○ → Here you will find the cutting data standard values. 77 HSS drilling NC spot drills and centre drills