Product Details
The DEWALT bi-metal portable bandsaw blade, model DW3989, measures 44-7/8 inches in length by 1/2 inch in height and features 18 teeth per inch (TPI), with three blades included per pack. It incorporates a Matrix II high-speed steel edge designed for heat and wear resistance, along with an 8% cobalt content to enhance durability and wear. The blade has a tooth hardness rating of RC 65-67 to improve wear resistance and an alloy steel backer that provides fatigue resistance.








