/ Saws / PTA & Hand Saw Blades / Hole Saw Arbors / Standard / KA1-N * Not actual product image 11553 KA1-N Hole Saw Arbor 11553 Other similar products Hole Saw Arbor supplied with 6.35mm (1/4") HSS Pilot Drill. Fits 10mm (3/8") Chuck. Screw thread 1/2"-20. Features Specifications Contact Starrett Features Fits hole saws from 14-30mm (9/16-1.3/16") diameter Arbor suitable for use with SH, DH, CT and D hole saws (Suitability of this product for use with a diamond hole saw will depend on application) Specifications Fits Hole Saw Diameter (mm): 14mm to 30mm Fits Hole Saw Diameter (in): 9/16" to 1-3/16" Fits Chuck Size (mm): 9.5mm Fits Chuck Size (in): 3/8" Shank Size (mm): 8.75mm Shank Size (in): 11/32" Screw Thread: 1/2-20 Drill (HSS): Yes Drill (Carbide Tipped): No Drill Length (mm): 79mm Drill Length (in): 3-1/8"