WG type roller reamer is used for reaming in drilling operation,especially used for the function of stabilization in drilling of the abrasive formation,it is a very popular tool, this tool can equip with three structure rollers and be suitable for hard formation in reaming operation. Type T is machined with hardfaced sharp teeth for soft formation. Type F is hardfaced flat teeth with anti-abrasive welding rod on its surface for medium hard formation. Type B is with pressed-in tungsten carbide buttons, for hard formation. 1. Minimum order quantity: 1set/sets 2. Packing: by plywood case or as per your requirements 3. Delivery time : 30days 4. FOB port: Dalian port , Tianjin port or according to your requirements 5. Payment: T/T or L/C 6. Standard: API and petroleum department.