/ Saws / PTA & Hand Saw Blades / Hole Saw Arbors / Ulti-Mate / A3-4 We are sorry but the item (A3-4 ULTI-MATE Hole Saw Adaptors, for Hole Saws 1-1/4'' - 4'') you are looking for is no longer available Please reach out to us at custsupport@starrett.com or call at 978-249-3551 for assistance. There is a newer version of this product available A6-3 Kwik Change Arbor for 32-152mm Hole Saws Kwik Change Arbor for 1-1/4" - 6" (32-152mm) diameter Hole Saws.