EnjoyTool
Ultrasonic Insert, #4-40, 9/64 in L, 0.159 in Insert Dia., 0.153 in Tapered End Dia., Brass, 100 PK, EnjoyTool Select, Mfr#: TH-004-SV-PK100 | EnjoyTool | EnjoyTool - Quality Tools & Building Materials