TCT สว่าน

TCT Drill Bits Carbon Steel And Carbide Tips SDS Masonry Drills Drill bits made of carbon steel and carbide tips. Steel body with heat treatment. to make sure strong enough and no broken. Surface sandblast or Chromium Plating. Applications: Drills make through holes or blind holes or holes on hinges or tanks on point-to point boring machines and line machines. Fro raw and melamine panels, MDF, Multi-layer panels Mainly the drills are used to make holes on concret floor and