Juego de 12 brocas métricas escalonadas, avellanadoras y cónicas de titanio HSS con vástago hexagonal de 1/4", sierra multibroca y punzón central automático.

【Step Drills and Cone Drill】3 pieces 5/9/14 step drills (4-12/20/32mm) and 1 piece cone drill (8-20mm). Laser marking of the step size ensures convenient and accurate drilling.

【Counterch Drills】6-piece countersink drills: 6.3, 8.3, 10.4, 12.4, 16.5, 20.5 mm - 90° point, three cutting edges, ideal for deep countersinking.

【High Quality】All drills are HSS titanium coated, come with a 1/4" (6.35 mm) hexagonal shank, and are precision ground, heat-treated, and hardened for consistently accurate drilling or enlarging holes in sheet and non-ferrous metals, wood, and plastic.

【Multi-drill Saw & Center Punch】The multi-drill saw (6 mm) can be used in combination with drills, saws, rotary files, reamers, and milling machines. The automatic brass center punch provides a powerful spring-loaded impact when pressed against the work surface; the Impact force is adjustable by rotating the cap.

【Ergonomic Storage Box】Hexagonal Insert First, place the shaft in a black plastic holder at an angle of 10°-15°, and then press the product head down to secure it firmly. The box can be reused to store other tools by removing the foam insert.