Performax® Metal Hole Saw Set - 17 Piece 6978227795099

Material: M42 steel
Bi-metal hole saw sizes: (1) 3/4" with a 1/2"-20 threaded arbor hole, (1) 7/8" with a 1/2"-20 threaded arbor hole, (1) 1" with a 1/2"-20 threaded arbor hole, (1) 1-1/8" with a 1/2"-20 threaded arbor hole, (1) 1-1/4" with a 5/8"-18 threaded arbor hole, (1) 1-3/8" with a 5/8"-18 threaded arbor hole, (1) 1-1/2" with a 5/8"-18 threaded arbor hole, (1) 1-3/4" with a 5/8"-18 threaded arbor hole, (1) 2" with a 5/8"-18 threaded arbor hole, (1) 2-1/8" with a 5/8"-18 threaded arbor hole, and (1) 2-1/2" with a 5/8"-18 threaded arbor hole
(1) 3/8" hex shank arbor/mandrel with 1/2"-20 thread and 1/4" pilot drill bit with hex key set screw to remove and tighten pilot bit
(1) 3/8" hex shank arbor/mandrel with 5/8"-18 thread and 1/4" pilot drill bit with hex key set screw to remove and tighten pilot bit
(4) 1/4" (4341 HSS) pilot bits with polished 135° split points