MDL Dental Products – manufacturer of dental casting and inlay waxes since 1973. Simply the finest in Diagnostic Waxes – Lab Technicians Worldwide prefer MDL Brite White Diagnostic Wax. The only non-ash-free MDL wax.Available in 2oz TinMDL Dental Casting Waxes feature a unique blend of natural and synthetic waxes, assuring complete burnout without residue.