Lenox 3-3/8" (86mm) wood hole cutter - part #25454-54HC. Once you switch to this single tooth design you will never go back to the saw tooth style of hole saw. These are faster, last longer and hog through wood like nothing else. A nice design from one of the top names in wood cutting Tools. This 3-3/8" diameter hole cutter is intended for use with 3" duct pipe and bendable duct pipe.
Features include: * Cuts wet, frozen, and pressure treated woods without binding - also great for hardwoods * 3-3/8" diameter * 2" drilling depth * Standard arbor size * Cuts 3 times faster than conventional hole saws * Less binding and less user fatique than with self-feed bits * Long lasting - high speed steel tooth can cut over 300 holes before re-sharpening * Cuts fast - 3/8" stubby spade bit helps remove material quickly * Can be used to cut holes at an angle * Wide side slot and generous internal clearance make for fast plug ejection with a screwdriver or similar tool