Starrett Hole Saw Arbor - Hole Enlargement for A1 13/16-1-3/16" (21-30mm), A2 or A10 1-1/4-6 (32-152mm) Arbors - KA19

Starrett "Oops" hole saw enlargement arbor. It allows diameters to be enlarged by attaching a saw of the same size to that of the existing hole. This saw then acts as the pilot for the larger diameter saw that is attached to the arbor in the normal way. Replaces the pilot drill in any A1, A2 or A10 type arbors.

• Easy Hole Enlargement - It replaces the pilot drill in any A1 13/16 - 1-3/16" (21 - 30mm), A2 or A10 1-1/4 - 6 (32 - 152mm) arbors for effortless hole enlargement.
• Versatile Compatibility - It works with various Starrett hole saws, including Constant Pitch, Dual Pitch, TCT Multipurpose, Carbide Tipped, and Diamond Grit types.
• Accurate and Reliable - It ensures precise enlargement by attaching a saw of the same size as the existing hole, which then acts as the pilot for the larger diameter saw.
• Robust Design - It is engineered for durability and efficiency, providing a reliable solution for enlarging holes.
• The Standard for Excellence - Proudly made in the USA, Starrett combines over 140 years of American heritage and innovation with globally sourced materials to deliver exceptional quality tools and products.