These features help eliminate drag lines and aggregate popping
Torque limiting clutch engineered to prevent gear damage by automatically disengaging gears if the bit binds
Quick-change mechanism
filters dust and other airborne particles
High-quality rechargeable lithium battery
Hole Saw, Carbide-Tipped, 2-1/4-In. Measuring & Marking Tools These features help eliminate dragDiablo, 2 1 4", carbide tipped hole saw, cuts both wood & metal, use on wood, nail embedded wood, plastic, aluminum, metal, cast iron, metal & stainless, 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