66 mm, Drill Bit Point Angle 140 Degrees , Carbide, Coolant Through, Cutting Direction Right Hand, Decimal Equivalent 0.Screw Machine Drill Bit, Drill Bit Size 19.7740.
1 High-Velocity Impact Protection, anti-fog and optical requirements..The Skullerz ARKYN Anti-Scratch and Anti-Fog Safety Goggles are low-profile and lightweight in design with a wrap-around lens for a wide field of vision.