
Dcdma Geological Wireline Overshot for Exploration Diamond Core Drilling Recovery Bq/Nq/Hq/Pq Corebarrel. Complete Wireline System: Includes core barrel, overshot, drill rods, and accessories for full drilling to recovery. High Core Recovery Ratio: Delivers high penetration rates and extended bit life, especially in deep boreholes. Immediate Stock Availability: Ample stock of B, N, H, and P-series overshot assemblies for rapid fulfillment. ISO 9001 Certified Quality: Strict 100% physical and chemical testing with Mill Test Certificates provided. Flexible Customization: Supports full customization from samples or designs, including logo printing. Durable Alloy Construction: Heat-treated alloy steel components built for demanding geological environments. One-Stop Supply Solution: Provides complete drilling tool sets, rods, barrels, and accessories together. Fast Delivery Capability: Ready stock ensures quick order fulfillment within 15 workdays.