A heat-resistant sleeve (not shown) holds the bearing in position. We recommend stacking an extra bearing on the shank for deep cavities, and use the 3/8" bit only for routing corners.
Tip: We recommend that you change the position of stacked bearings on the router bit's shank every time your re-chuck in the bit into your router. This will greatly extend the life of the bearings and reduces the risk of a bearing "blow-out."
How (and why) to use templates to rout control cavities
In this issue:
If you sometimes think of making a custom electric guitar, Erick Coleman has tips to make one part of the process a lot easier. Here's how to rout the neck pocket and control cavities so they look as good as a factory build. Read more...