3M Universal Cutting Tool PN61479 (TN201) is used to easily and precisely cut 3M Wheel Weights to the desired length and weight increment. The easy to read scale determines the exact weight needed in gram or 1/4 ounce increments. Because weights can be cut to the required weight, it's possible to achieve more exacting performance in balancing tires while eliminating the need to stock dozens of individual wheel balancing weights. The cutting tool easily attaches to the 3M Cutting Stand to create a complete dispense-and-cut application system. The tools comes with 3 replacement blades in the handle.