Description
Klein Tools 31910AU Dual Arbor ia a perfect solution to enlarge existing holes professionally in seconds. Avoids the use of seperate A1 & A2 arbors with this innovative 2-in-1 tool. Compatible with traditional hole saws 14mm - 210mm allowing for a wider range of applications. Solution to upgrading existing downlights 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. Shank Size 12mm Hex. Thread sizes; Smaller 14 to 30mm, Larger; 32 to 210mm.