Home Products Power Tool Accessories Hole Saws Hole Saw Arbors Arbor-A 1/2-20 Thread 1/4″ Round Shank 1/4″ Chuck-Hole Saw Arbor Arbor-A 1/2-20 Thread 1/4″ Round Shank 1/4″ Chuck-Hole Saw Arbor (05301) Fits bi-metal hole saws 5/8-Inch to 1-1/8-Inch Threads are 1/2-20 Shank size 1/4-Inch Find a Retailer
