50 mm, Drill Bit Point Angle 140 Degrees , X Thinning Point, Carbide, EgiAs, Coolant Through, Cutting Direction Right Hand, Decimal Equivalent 0.Screw Machine Drill Bit, Drill Bit Size 11.4528.
40 mm, Drill Bit Point Angle 140 Degrees , R Thinning Point, Carbide, EgiAs, Non-Coolant Through, Cutting Direction Right Hand, Decimal Equivalent 0.2126.
40 mm, Drill Bit Point Angle 140 Degrees , R Thinning Point, Carbide, EgiAs, Non-Coolant Through, Cutting Direction Right Hand, Decimal Equivalent 0.Screw Machine Drill Bit, Drill Bit Size 5.2126.