Marson M39301 Thread Setter Rivet Nut Tool Kit 103-Piece

The Marson M39301 Thread Setter/Rivet Nut Kit is a comprehensive 103-piece installation system for creating strong internal threads in thin materials. This professional-grade kit includes the M39300 rivet nut tool with interchangeable mandrels and nosepieces for multiple thread sizes, making it ideal for automotive, marine, RV, and fabrication applications.

Kit Includes:

• M39300 rivet nut installation tool with ergonomic handle
• Mandrels and nosepieces for #6-32, #8-32, #10-24, and 1/4-20 thread sizes
• 25 each #6-32 TPI rivet nuts (M57210)
• 25 each #8-32 TPI rivet nuts (M57425)
• 25 each #10-24 TPI rivet nuts (M57130)
• 20 each 1/4-20 TPI rivet nuts (M57250)
• 8 each #10-32 TPI poly-nuts (M57445)
• Installation wrench and complete instructions
• Durable molded plastic storage case

This kit provides everything needed to install threaded inserts in sheet metal, fiberglass, plastic, and composite materials where traditional welding or tapping is not feasible. The thread setter design creates a secure, vibration-resistant threaded connection from one side of the material. Perfect for mounting hardware, attaching panels, or making repairs in tight spaces where access to both sides of the workpiece is limited.