Ultrasonic Insert, Tapered, Brass, Internal Thread Size 10-32, Thread Type UNF, Length 3/8 in, Large End Dia. 0.277 in, Tapered End Dia. 0.246 in, Number of Vanes 2, For Use in Thermoplastics, With Ultrasonic Horn or Heat Driver, Package Quantity 50. This item has been restricted from sale in the following state (s): []