The Marson HP-4x4 Multiplex Hand Tool from Howmet Fastening Systems features a patented design that allows this single tool to set in a variety of sizes of both aluminum and steel material rivets and rivet nuts. The adjustable jaw system and variety of mandrels, sockets and nosepieces are easily changed to set blind rivets up to 3/16” diameter, rivet nuts up to 1/4- 20 size, MET series external thread stud rivet bolts up to 1/4-20, MQN jack nuts, and MXN series rivet nuts up to 1/4-20. Kit Available as a kit, No. M39410, which comes in a molded plastic case with a small plastic box to hold parts and adjustable jaw system.
