DHS1375CT Diablo 1-3/8 in Carbide-Tipped Wood and Metal Holesaw Drills clean wood, nail-embedded wood, plastic, aluminum, metal, cast iron and stainless steelDiablo introduces the first carbide-tipped hole saws on the market to cut both wood and metal (wood, nail-embedded wood, plastic, aluminum, metal, cast iron, stainless steel and metal). Delivering 50 times longer cutting life than bi-metal, these new carbide-tipped hole saws offer faster cutting performance and increased productivity. 60 mm (2-3/8 in.) cutting depth for 40% deeper holes in 1 pass and increased productivityFits with Snap-Lock Plus™ mandrel system allowing a quick and easy change with no down timeMandrel fits all Diablo hole saws, from 5/8 in. to 6 in. diameterTool-free plug ejection for fast material removal50x longer cutting lifeDiameter : 1-3/8 inLength : 2-3/8 inShank : Diablo Mandrel