Marson Thread Setter Mandrels And Nosepieces For 1/4″-20″ And 6mm Thread (39300)

Capable of installing all sizes of rivet nuts and threaded inserts to 1/4″-20 and 6mm threads in steel. Ergonomically designed with a forged, heat treated steel upper and comfortable grips. Includes nosepieces and mandrels for setting 8-32, 10-24 and 10-32 inserts.