Hole Saw Arbor For Easy Hole Enlargement On A1 13/16 To 1 3/16 Inch And A2 A10 1 1/4 To 6 Inch Arbors KA19 Fits Various Hole Saws And Constant Pitch Models Replaces Pilot Drill For Quick Clean Holes

KA19 Hole Saw Enlargement Arbor: single-arbor sizing
✔️ Replaces pilot drill on A1 13/16 to 1 3/16 in (21 to 30 mm) and A2/A10 1 1/4 to 6 in (32 to 152 mm)

This hole saw enlargement arbor lets you enlarge holes quickly and cleanly by using a pilot saw equal in size to the final hole; it's a handy tool on A1 and A2/A10 arbors for wood, metal, and plastics projects.

✅ Replaces the pilot drill on A1 13/16 to 1 3/16 in (21 to 30 mm) and A2/A10 1 1/4 to 6 in (32 to 152 mm)
✅ Compatible with Starrett Constant Pitch, Dual Pitch, TCT Multipurpose, carbide tipped, and diamond grit saws
✅ Uses same-size saw as existing hole to guide enlargement, ensuring accuracy
✅ Durable, robust design for reliable hole enlargement in tough materials
✅ Made in the USA, reflecting American toolmaking heritage

💡 What is a hole saw enlargement arbor used for in quick hole sizing?

In short, it’s a handy way to widen holes without starting from scratch.

- handy for fast, clean hole enlargements in wood, metal, and plastic - uses the final-size saw as a pilot to guide the larger blade - increases accuracy and reduces waste in fabrication projects