Starrett A2 arbour with 11mm high speed steel pilot drill is suitable for hole saws that are between the diameter of 32mm to 210mm, also known as a mandrel. Perfect for downlight installation.
- Starrett A2 quick hitch arbor drill bit
- 6.35mm (1/4”) steel pilot drill & 11mm (7/16”) hex shank
- Fits hole saw diameters 32-210mm (1.1/4” - 8.9/32”)
- Set screw in base of the arbor allows for fast replacement of the pilot drill