The Angle Grinder Adapter enables you to attach Milwaukee Diamond Plus™;;; Threaded Hole Saws to small cordless angle grinders and achieve up to 10X longer life when cutting tile, stone and glass. The Angle Grinder Adapter fits standard 5/8” - 11 spindle threads. Use with Diamond Plus™;;; Threaded Hole Saws to improve productivity when cutting hard, abrasive materials. Large adaptor fits sizes 1-1/4” and larger Diamond Plus™;;; Threaded Hole Saws.