Porter-Cable
Perma-SHIELD coating protects these blades from heat
Coverage: 160 to 200 linear ft
Optimized flute design removes dust faster
Hole Saw, Carbide-Tipped, 3-In. Big Stretch Porter-CableDiablo, 3'', carbide tipped hole saw, cuts both wood & metal, use on wood, nail embedded wood, plastic, aluminum, metal, cast iron & stainless steel, delivers longer cutting life than bi metal for faster cutting performance & increased productivity, 2 3 8" cutting depth for 40 percent deeper holes in single pass & increased productivity, variable tooth design for faster cuts, snap lock plus mandrel system for quick & easy changes with no down time,