drill size decimal equivalents We do not recommend drilling out jets as the result can be a hole that is not perpendicular, an out of round hole, burr in hole and more. Most do not have the equipment to properly drill ou the jet and the needle to jet relationship is degraded. Screw Machine Drill Bit, Drill Bit Size 11.60 mm, Drill Bit Point Angle 140 Degrees , Carbide, AlCrN, Coolant Through, Cutting Direction Right Hand, Decimal Equivalent 0.4567 . WIDIA TDS411A11600 Screw Machine Drill Bit,11.60mm Sizes | eBay API Standards: API standards, including pin sizes for drill bits and acceptable tolerances for rock bits and pdc bits. Atlas Copco: Atlas Copco bit selection guide, examples of shirttail protection, and TCI and steel tooth cutting structure. Apr 09, 2020 · Keep a variety of screw sizes to hand and work according to the drill bit size that you are happiest using. Last update on 2020-12-03 / Affiliate links / Images from Amazon Product Advertising API Comments