The Magnetic Dent Removal System (MDRS) was developed by Eric Satterlee & Wayne Tanabe. It uses the most powerful rare earth magnets currently available – the N52. These magnets are cased in a patented handle assemble with armor plate tech-metal end disks. These disks are impervious to damage from normal use and have a superior lubricity characteristic, requiring only a mylar disk and spray wax between the work surface and the instrument.Think a moment about the tubas, baritones, euphoniums, sousaphones, marching baritones, and baritone saxophones you’ve returned without estimating dent removal from the back of the boot and the first branch due to the prohibitive time and labor of pulling the boot. MDRS enables you to offer repair estimat