MARATHON Handpiece High-speed 0-35,000rpm. MARATHON Motor Handpiece Instructions for use. SDE-37L Motor Handpiece for Dental Lab and jewelry beauty wood carving. Products not only with dental technicians polished, it can also apply precious stones, polishing, fine polished wood with other industries.

N3 Marathon Machine E-Type Motor Connection to your straight & Contra Angle Handpiece. Contra Angle The products are mainly used for dental laboratory and dental clinic. FDA for Handpiece FDA for Handpiece: 510(K) Number: K181691, Regulation Number: 872.4200, Classification Product Code: EFB, Subsequent Product Code: EGS.