SRDA2

Avoids the use of separate A1 & A2 arbors with this Innovative 2-in-1 tool. Simply screw the desired hole saw onto the arbor. Screw the old size hole saw using the longer threads. Then lock in the longer pins to stop the hole saw seizing. Finally easily and professionally enlarge your hole.

• Perfect solution to enlarge existing holes professionally in seconds
• This is both an A1 & A2 arbor that will fit traditional hole saws 14mm – 210mm allowing for a wider range of applications
• Solution to upgrading existing downlighters or fixing any wrong size holes
• Saves time and provides a professional finish rather than using traditional pad saws
• Features two longer pins preventing both hole saws seizing together
• Toolless quick release arbor allowing for instant change of hole saws
• No attachment or assembly required
• Reusable storage tube