This hole saw kit includes 12 inch extension, two arbors with pilot drill, two extra pilot drills, 20 hole saws. It is for general purpose use, including on duct, mild steel, nail-embedded wood, non-ferrous metals, pipe, plastic, stainless steel, and tube. Plus it has bi-metal teeth.
Hole Saw Sizes (Hole Saws)3/4 in, 7/8 in, 1 in, 1 1/8 in, 1 3/8 in, 1 1/2 in, 1 3/4 in, 2 in, 2 1/8 in, 2 1/4 in, 2 1/2 in, 2 5/8 in, 3 in, 3 1/4 in, 3 3/8 in, 3 5/8 in, 3 3/4 in, 4 1/8 in, 4 1/2 in, 4 3/4 in
Shank Size3/8 in Hex, 7/16 in Hex
Number of Pieces24
Primary Material ApplicationGeneral Purpose
Arbor DesignIncluded
Teeth per Inch5/6
Impact RatedNo
Saw Size Range3/4 in to 4 3/4 in
Thread Size1/2"-20, 5/8"-18
Pilot Drill Size1/4 in dia x 3 3/32 in L
Includes12 in Extension, (2)Arbors with Pilot Drill, (2)Extra Pilot Drills, (20)Hole Saws