9 Material code (BMC) HSS HSS HSS HSS Mill Profile N N 110-180 100-140 130-220 160-350 NOF NOF Number of flutes (NOF) NOF NOF NOF NOF 8 8 Cut length l l Flute Helix (FHA) 30° 30° g g g g g g Radial rake angle (GAMF) 18° 18° 18° 18° 12° 12° Shank Coating ST ST ST ST Bright TiCN Cutting diameter tolerance DC DC class (TCDC) js16 js16 Direction Basic standard group (BSG) Product Family Code D752 D753 D750 D751 D400 D420 250.00 - 350.00 250.00 - 350.00 200.00 - 350.00 200.00 - 350.00 40.00 - 63.00 40.00 - 63.00 & 186 & 187 & 188 & 189 & 190 & 191 P1 P2 P P3 P4 M1 M2 M M3 M4 K1 K2 K K3 K4 K5 N1 N2 N N3 N4 N5 S1 S2 S S3 S4 H1 H2 H H3 H4 Primary use Possible use 124