- This 3/8" mandrel fits hole saw sizes 9/16" to 1 1/4". For larger sizes an adapter is required
- 3/8" Hex Shank provides positive non-slip attachment to drill.
- All mandrels come complete with a high-speed 1/4" Pilot Drill and are fully heat treated for long, trouble free life
- Worn pilot drills are easily replaced
- A mandrel is required for all hole saws
- Go green and recycle this product