140° ØD Ød HY-PRO® CARB Performance Coolant-Through Carbide Drills List HP258 (Continued) SPEEDFEED P313 CARBIDE WD1 30˚ 8D, Coolant-Through Cutting Diameter Tolerance (m7) Size mm inch D=3 +0.002 / +0.012 +0.0001 / +0.0005 3