1850.Screw Machine Drill Bit, Drill Bit Size #13, Drill Bit Point Angle 130 Degrees , R Thinning Point, Powdered Metal, V, Non-Coolant Through, Cutting Direction Right Hand, Decimal Equivalent 0.
000mm/-0.27 mm, Drill Bit Point Angle 120 Degrees , X-Thinning Point, Carbide, SS-Coated, +0.008mm, Spiral, 30 Degrees.Micro Drill Bit, Drill Bit Size 1.