Bit specification Bit type 8 1/2" gs1615tq Iadc code S323 Blade 5 Cutter size (mm) Φ16mmï¼?î¦13mm Cutter qty Φ16ã?25ï¼?î¦13ã?35 Nozzle qty 6nz Gauge length (mm) 55 Connection 4-1/2" api reg N.W./g.W. (kg) 46/61 Nozzle size(inch) 16/32;18/32 Our service: 1ã?�24 hour uninterrupted serviece, answer your questions in a timely manner 2ã?�warm welcome guests to visit 3ã?�one of the largest manufacturer and supplier in asia.High technology, high quality 4ã?�flexible production 5ã?�sincerely cooperate with you 6ã?�service to customer satisfaction -