The Department shall charge the following fees to test a Class F tolerances test weight set provided, however, that the set does not have a total capacity that is greater than 50 pounds or 20 kilograms: If the number of weights in the set is less than or equal to 18, the fee is $80 a set; If the number of weights in the set is greater than 18 but less than or equal to 36, the fee is $120 a set; If the number of weights in the set is greater than 36 the fee is $5 a unit; and If a weight requires adjustment, the adjustment fee is $9 a unit.