Request a commercial offer for the supply of the following types of drilling tools: 1. Roller Cone Bit (Tricone Bit). General parameters: Bit diameter 161–165 mm (6 11/32” – 6 1/2”), Type: roller cone, tricone, Bearing type: Type V or equivalent reinforced design, Connection thread: Z - 88 (API 3 1/2 Reg), Rotation speed: 40–600 rpm, Axial load: 8–18 tons. Technical specifications: Journal angle approx. 50–52°, Journal offset approx. 1–1.15 mm, Seal type: standard or preferably sealed, Total number of teeth (inner/outer): 100–110 (approx. 50/50 or 52/54), Number of rows of teeth (inner/outer): 7–9 (usually 5/3). Additional options: Heat - resistant coating, Heat - resistant materials and reinforced design for tough conditions, Customized configurations depending on formation type and drilling depth. Quantity: 5 pcs. 2. Rolle