/ Saws / PTA & Hand Saw Blades / Hole Saw Arbors / Standard / XA1 * Not actual product image 56758 XA1 Arbor w/ Carbide Tipped Pilot Drill with Carbide drill 56758 Other similar products Hole Saw arbor supplied with 6.35mm (1/4") carbide tipped pilot drill. Shank size 8.75mm (11/32"). Screw thread 1/2"-20. 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 demanding cutting applications - e.g. Ceramic tiles 14mm to 30mm 9/16" to 13/16" 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): No Drill (Carbide Tipped): Yes Drill Length (mm): 100mm Drill Length (in): 3-15/16"