Solid Carbide Endmills A200 - Long Neck Ball Nose Type - 2F 鎢鋼圓鼻銑刀 - 長頸型 - 2 刃 . The DIAMOND coating protects the cutting edge of the end mill which better than conventional coating. . Suitable for Graphite. . Reduce vibration and more toughness. . It provides an excellent surface due to better surface grindings. . Long neck design is suitable for rid cutting. Radius Dia. CL EFF-L OAL Shank Flutes Order No. (R) (d) (L1) (L2) (L) (D) (F) EGBBC2 EGBRC2 EGBBC200504D 0.25R 0.5 0.5 4 50 4 2 EGBBC200506D 0.25R 0.5 0.5 6 50 4 2 EGBBC200508D 0.25R 0.5 0.5 8 50 4 2 EGBBC201006D 0.5R 1 1 6 50 4 2 EGBBC201008D 0.5R 1 1 8 50 4 2 EGBBC201012D 0.5R 1 1 12 50 4 2 d R EGBBC201016D 0.5R 1 1 16 50 4 2 EGBBC201020D 0.5R 1 1 20 50 4 2 L1 EGBBC201508D 0.75R 1.5 1.5 8 50 4 2 EGBBC201512D 0.75R 1.5 1.5 12 50 4 2 L2 EGBBC201516D 0.75R 1.5 1.5 16 50 4 2 EGBBC201520D 0.75R 1.5 1.5 20 50 4 2 EGBBC202010D 1R 2 2 10 50 4 2 EGBBC202016D 1R 2 2 16 50 4 2 L EGBBC202020D 1R 2 2 20 50 4 2 15° EGBBC202025D 1R 2 2 25 60 4 2 EGBRC203012D 1.5R 3 3 12 50 6 2 EGBRC203016D 1.5R 3 3 16 60 6 2 EGBRC203020D 1.5R 3 3 20 60 6 2 EGBRC203025D 1.5R 3 3 25 60 6 2 EGBRC203030D 1.5R 3 3 30 60 6 2 EGBRC204016D 2R 4 4 16 60 6 2 D EGBRC204020D 2R 4 4 20 60 6 2 EGBRC204025D 2R 4 4 25 60 6 2 EGBRC204030D 2R 4 4 30 60 6 2 EGBRC205020D 2.5R 5 5 20 60 6 2 EGBRC205025D 2.5R 5 5 25 60 6 2 EGBRC205030D 2.5R 5 5 30 75 6 2 EGBRC206020D 3R 6 10 20 60 6 2 EGBRC206030D 3R 6 10 30 75 6 2 d R Tolerance Ø ± 0.02 A146