A stump cutting assembly mounted to a stump cutting wheel. Stump cuttingassembly is a stump cutting toothinterconnected to the wheel by a holder or block that is fixed to wheel bywelding or other equivalent process, an optional debrisdeflector and a fastener that interconnects tooth and deflector to holder. Aswheel rotates about its axis of rotation, the tooth cutsaway at wood or other debris in which it comes into contact through the sideto side and/or longitudinal movement of a stump grinderunit.