Drill String Components

Heavy-duty API 7-1 certified non-magnetic drill collars manufactured from AISI 4145H steel. Available in sizes from 3 1/8" to 11" with NC23, NC26, and NC31 thread connections. Features include slip and elevator recesses for safe handling, cold-rolled finish for enhanced corrosion resistance, and custom design options. Ideal for efficient rock breaking in oilfield drilling operations.

API 5DP certified drill pipe in 3 1/2 inch size with steel grades E75 to S135. Features internal plastic coating, optional hard banding, and lengths R1 to R3. Durable and efficient for oil, gas, and mining drilling projects.

Manufactured from AISI 4145H alloy steel with EAF+LF+VD melting. Forged, heat-treated, and finished to API Spec 7-1. Available in Type A (18°) and Type B (90°) shoulders. Custom sizes and threads supported for oil and gas drilling.

Professional integral near bit stabilizer manufactured from AISI 4145H modified steel with 285-341HB hardness. Available in 3-4 blade configurations from 6" to 36" sizes. API SPEC 7-1 certified with custom options including spiral, straight, and non-magnetic blade stabilizers for oilfield drilling operations.

High-performance API 7-1 compliant drill collars manufactured from AISI 4145H steel for optimal weight concentration and rock-breaking efficiency. Available in slick, spiral, and non-magnetic variants with standard lengths of 9140mm and 9450mm. Features slip and elevator recesses for safe handling and custom design options for specialized drilling applications.

API certified drop-in check valve for drill string blowout prevention. Features durable 4130/8720 steel body, NBR seals, and spring-loaded ball design. Custom sizes available. Prevents well kick and blowout during drilling operations.

API certified full opening safety valve for drill pipe. Ball-type design allows tool passage. Rated to 10,000 PSI with higher options. Compact, durable, and easy to handle. Custom connections available. Essential rig floor safety equipment.

High-pressure 10000 Psi IBOP valve with reliable seal and easy operation. Designed for quick installation during blowout events. API certified, customizable connections. Ideal for oil and gas drilling operations.

Heavy-duty drop check valve with conical plug for positive closure. Protects rotary swivel, hose, and pumps from backflow. API certified, available in multiple thread connections (NC26 to 7 5/8 REG). Custom options available. Contact for drill string connection.

This manually operated ball valve ensures reliable blowout and mud loss control. Designed for drill stem use with 90° operation, it offers free drilling fluid passage. Available in multiple sizes and pressure ratings up to 105 MPa. Custom options and certifications available.

Manufactured from AISI 4145H alloy steel with 285-341 Brinell hardness and 40 ft-lbs Charpy impact. Precision-milled to API Spec7-1, ultrasonically inspected, and shipped with a steel thread protector. Available in square and hexagonal options for reliable torque transmission.

Precision-milled square or hexagonal kelly for oil drilling. Made from AISI4145H alloy steel, 285-341BHN hardness, 40ft-lb impact. API spec, ultrasonic tested, custom sizes available.

Durable seamless steel DTH drill pipes for water well and mining. Available in 76-140mm diameters, 1-6m lengths, with API REG/IF threads. Friction welded for high torque transmission. Custom lengths and threads supported.

High-efficiency wireline core barrel for mineral and water well drilling. Available in BQ to PQ sizes, 1.5m and 3.0m lengths. Double and triple tube options ensure excellent core recovery and stability. Durable construction with customizable spare parts. ISO certified.