To ensure tool bit longevity and product warranty, follow these helpful tips and the Best Practice guides below.

Cooling/Lubrication: Ensure sufficient cooling and lubrication by continually applying appropriate
Even Feed: Maintain an even feed at a 90° angle
Speed Table: Observe the recommended speed table
Length Attention: Pay attention to the total length of the stepped drill bit during drilling

Full Best Practice Data

For the Onsite+ Multi-use 90° Countersink Best Practice, click the link below or watch our handy video:

For the Onsite+ Step Tip Long Series Drill Bit Best Practice, click the link or watch the video below:

For the Onsite+ Step Tip Combination Drill & Tap Best Practice, click the link or watch the video below:

For the Onsite+ Step Tip Arbor and Pilot Drill Best Practice, click the link below: