on 13 Nov 2020 By rainbowstargt501 Core Bit NQ Category: OIL & GAS SUPPLIES Description Description Product description: Material Carbide Tipped / Alloy Steel Core Diameter 27-84 mm Hole Diameter 48-122.6 mm Bit Size AQ,BQ,NQ,HQ,PQ Head Shape Round Related products Upto 48m Sand And Gravel Pump Read more Shale shaker screen Read more Drilling Simulator Read more Mud Pump Read more