/ Saws / PTA & Hand Saw Blades / Hole Saw Arbors / PIM_ICC_NUM_240210 / A3-3 * Not actual product image 20977 A3-3 ULTI-MATE Hole Saw Adaptors, for Hole Saws 9/16'' - 1-3/16'' 20977 Other similar products A3-3 Quick Change Connector. ULTI-MATE Hole Saw Adaptors, suitable for hole saws from 9/16" to 1-3/16" (14mm to 30mm), includes 3 adaptors. Note:This item is discontinued. Please consider the recommended alternative listed above or contact our special order department at (978) 249-3551 x410 for more information. Accessories Downloads Contact Starrett Accessories A3-3 (20977) A3-3 ULTI-MATE Hole Saw Adaptors, for Hole Saws 9/16'' - 1-3/16'' Downloads Starrett Hole Saws (Bulletin 671) Starrett Hole Saw Brochure includes all hole saws, drive arbors, pilot drills, quick change systems sets and accessories