Compatible with Tapered Screw-Vent Implant System 3.5 Elos Accurate®Pre-Milled Blank with Elos Prosthetic Screw. Material: Titanium Grade 5. For use with the Elos Accurate®Pre-Milled Holder. Purchase of the holder is made through VHF, Imes-Icore or Elos Accurate®distributor.