Material: Carbide alloy and high speed steel pin vice length: approx. 3.5 - 0.1 inches (90 mm); Applicable range: 26 pieces Set includes: 1 pin vice, 5 x 0.5 mm drill, 5 x 0.6 mm drill, 3 x 1.0 mm drill, 2 x 1.5 mm drill, 2 x 1.8 mm drill, 2 mm drill, 2 mm drill, 2 mm drill, 2 x 2 mm drill, 2 mm drill, 2 x 2 mm drill, 2 mm drill, 2 x 2 mm drill, 2 x 2.0 mm drill. 35mm Drill, 2 x 3.0 mm drill 10 different sizes: 0.1-1 mm, PCB mini drill is an average 38 mm length and is specifically designed for PCB, SMT, CNC, circuit board, carbon fiber, composite board, general FR-4, CEM-3 board, etc.
Install the bit before use.
After that, fix the working part firmly, hold the drill head in your hand, and turn it vertically to make a hole easier.