9 P613 Rotary Burr - Pointed Tree, Shape G VA single cut flute style with medium spaced edges for multi-angle contouring and cutting narrow angles in hard to reach areas. Carbide design for cutting diameter equal to 6 mm; above 6 mm carbide head with toughened and hardened steel shank. First choice for stainless steels. Bright Workpiece material group suitability. Recommended operating speed (RPM) on page 229. M1.1 M1.2 M2.1 M2.2 M2.3 M3.1 M3.2 M3.3 M4.1 M4.2 K4.1 K4.2 DC=6.00 mm: DCON MS tolerance h6; DC>6.00 mm: Brazed on steel shank with DCON MS tolerance h7. Product DC DCON MS LU OAL [mm] [mm] [mm] [mm] P6136.0X6.0 6.00 6.00 18.00 50.0 P6138.0X6.0 8.00 6.00 19.00 64.0 P6139.6X6.0 9.60 6.00 19.00 64.0 P61312.7X6.0 12.70 6.00 25.00 70.0 265