Keskiöporanterä KWB 598700 myötäpäivään

The KWB 598700 pilot drill bit is designed for use with HSS bi-metal holesaws and features right-hand rotation for stable, accurate drilling. Suitable for a range of materials, this pilot drill helps center the holesaw and maintain correct alignment during cutting to achieve precise hole placement.

Advantages

This pilot drill provides dependable centering for HSS bi-metal holesaws, reducing wobble and improving cut accuracy. Its right-hand rotation matches standard drill motor direction, ensuring reliable engagement and consistent performance. The construction supports repeatable results when drilling varied materials typical for home and workshop applications.

Suitable for

Key specifications

How to use

Install the pilot drill into the arbor or mandrel supplied with your HSS bi-metal holesaw, ensuring it is secured according to the arbor manufacturer's instructions. Fit the holesaw over the pilot and clamp the assembly in the drill chuck. Start drilling at low speed to allow the pilot to center the holesaw, then increase speed as appropriate for the material and holesaw size while applying steady pressure.

Recommendations

Use appropriate personal protective equipment, select the correct holesaw for the material, and avoid excessive feed force to prolong both the pilot and holesaw life. Match drilling speed to material hardness and follow the holesaw manufacturer's guidance for best results.