HSS hole saw with 5 drill bits, 16-30 mm – Cobalt steel M35 HRC 64-66 – For steel, aluminum, and plastic – Professional case

Professional-grade Cobalt Metal Hole Saw Drill Bit Set.

Working length 1.5 cm. HSS drill bits for steel. High-speed steel with 5% cobalt. Very durable.

Drill bits for steel, aluminum, and plastic materials. Set of 5 hole saw bits.

Diameter: 16 mm, 18.5 mm, 20 mm, 25 mm, 30 mm

Application: steel, aluminum, plastic. High-quality SR metal hole saw bits. These drill bits and hole saws are specially designed for hard materials using high-speed steel (HSS) with a cobalt alloy. This results in robust hole saws for versatile materials and applications. For cutting holes with a diameter of 16 to 30 mm in steel, metal, placo, and plastic!

Improved Cutting Performance: The improved tooth geometry with a combined 4/6 tpi (teeth per inch) improves cutting performance by over 20% and increases tool life. Usage: Position the center drill bit correctly and start slowly at a low speed. Hold the drill perpendicular to the workpiece. Use cutting oil. The set consists of 5 hole saws with their respective Allen wrenches for tightening.