This hand undercutting saw features a durable wood handle, sturdy steel bracket, and a replaceable 12″ trapezoidal blade crafted from high-carbon steel. The blade is double-sided, with a 10-point tooth configuration on each side for precision cutting. A front knob allows for two-handed operation, providing enhanced control and cutting force. Ideal for manually undercutting wooden door jambs. Replacement blade available: No. 335. Net weight: 1 lb.