Bore holes in soft bodied masonry material and tiles. Maximize the economy and efficiently of interchanging blades using the "D" drive system. Holesaw Mandrel only. 21-779 Arbor required and sold separately. Fits 3/8" chuck.
For most plumbing fixtures use 1 3/8" Troxell 21-422 Hole Saw or 21-400 Hole Saw & Arbor set.
Features:
- Carbide Hole Saw Mandrel 1 3/8"
- "D" Drive System
- Fits 3/8" Chuck
