Removable partial denture (RPD) is replacement teeth that replace several missing natural teeth. It can be inserted and removed by patient themselves. One type of RPD based on materials is acrylic resin RPD. The components of an acrylic resin RPD are divided into base, saddle, clasp, and artificial teeth. Clasp is a componenl of RPD that gives retention and attach to abutment teeth. The clasp t…