Drill/screwdriver river nut adapter. Could set any rivet in seconds. A couple of hundreds of rivets with this device, not a big problem. Adapters for different rivet sizes included
HSS Steel Large Step Cone Drill Set, which is made from HSS steel, and Titanium coated to reduce friction and heat. Very suitable for using to cut holes in a variety of materials including steel, brass, wood, plastic, etc
Four-piece set includes bits for drilling pilot holes for screw sizes 3mm, 4mm, 5mm, 6mm
Specially designed steel counter sleeve countersinks or counter bores pilot hole. Adjustable counter sleeve depth with a wrench
