Yellow & White 1.50 mm Threaded Bar Assortment is an assortment of 16 threaded bars (1.50 mm diameter) with 32 screws in yellow and white. Set contains 8 different lengths of bars from 10 to 20 mm and 2 different diameters of screws (3.20 & 3.70 mm) in both yellow and white. Sets include numbers 67-46820-10, 12, 14, 15, 16, 17, 18, 20, 67-46821, 46822, 46823 and 46824. Refills are available.