4-pin cylinder helps prevent picking

Mandrel fits all Diablo hole saws

Tri-Metal Shock Resistant Brazing allows carbide tips to withstand extreme impact for maximum durability in wood and metal applications

11 PC MULTI-PROJECT BI-METAL HOLE SAW SET

Type 29 - Conical design

1-7/8 in. (48mm) Carbide-Tipped Wood & Metal Holesaw 4-pin cylinder helps prevent picking1 7 8 in. (48mm) Carbide Tipped Wood & Metal Holesaw 60 mm (2 3 8 in.) cutting depth for 40% deeper holes in 1 pass and increased productivity Fits with Snap Lock Plus mandrel system allowing a quick and easy change with no down time Mandrel fits all Diablo hole saws, from 5 8 in. to 6 in. diameter