I have this tool. I've used it to install about 75-100 inserts in my machine. For skid plates I used MY
rzx 8" RIVET NUT GUN M3 M4 M5,m6 ,1/4-20m10-24, 8-32 , 6-32,Hand Riveter Rivet Gun, Riveting Tools with Nut Setting System
https://www.amazon.com/dp/B06XVB3MMG/?tag=sxsweb24-20
I like the Astro Pneumatic nutserts. I have pretty much all the sizes standard and metric
Astro Pneumatic Tool RN6M M6 6mm Steel Rivet Nuts (100 Piece)
https://www.amazon.com/dp/B01J7X4DKS/?tag=sxsweb24-20
I use these bolts with Honda washers on my skid plate. I like the 8mm head in case the washers get damaged the smaller 8mm socket usually still fit where as I've had issues with the larger Honda 10mm bolts getting stuck under the bent washers
Pit Posse 25pc Piece Metric...
Amazon.com: Pit Posse 25Pc Piece Metric Flange Bolt Motorcycle Street Dirt Bike 6mm M6X20mm: Home Improvement
I find a unibit drills the best holes for the inserts. Drill bits tend to drill an oval hole in the thin Honda frame pieces