The 445mm IADC537 Tungsten Carbide Insert Rock Bit is a high-performance drilling tool designed for demanding hard rock drilling applications. Constructed with premium tungsten carbide inserts (TCI), this tricone bit offers exceptional durability, wear resistance, and drilling efficiency in challenging formations. The API-certified bit ensures safety, reliability, and compliance with industry standards, providing an efficient and cost-effective solution for deep drilling applications.
| Product name | 171/2" 445mm IADC537 tungsten carbide insert rock drill tricone bit |
| Size | 17 1/2inch,445mm |
| type | tungsten carbide insert rock drill tricone bit |
| Bearing type | rubber sealed journal bearing |
| thread | 7 5/8" API Reg pin |
| Gauge protection | gauge protection |
| WOB | 0.35~1.05KN/mm |
| RPM | 80~400r/min |
| Application formation | medium hard with high compressive strength and thick&hard stringers,such as hard hale,limestone,sandstone and dolomite,etc. |
| Weight | 270kg |
| Industrial standard | SY/T5164 |
| MOQ | 1 |






| Quantity (pieces) | 1 - 100 | 101 - 200 | > 200 |
| Lead time (days) | 35 | 45 | To be negotiated |
This oil drilling rock bit is widely used in industries requiring deep drilling in difficult terrains. The API-certified tricone bit is designed to enhance drilling speed and efficiency while minimizing operational costs. With a combination of steel tooth durability and carbide toughness, this bit provides superior performance even in challenging geological conditions.
The rock bit is manufactured using a state-of-the-art forging process that enhances material strength, reducing wear and tear. It is available in different variations based on project requirements. The product has been subjected to thorough testing, including quality inspections and field performance assessments, ensuring reliability and consistency in operations.

| Packaging Details | Specifications |
|---|---|
| Selling Unit | Single item |
| Package Size | 25 x 25 x 47 cm |
| Gross Weight | 40 KG |
| Lead Time | |
| Quantity (pieces) | Lead Time (Days) |
| 1 - 10 | 35 |
| 11 - 50 | 60 |
| > 50 | To be negotiated |
Each drilling rock bit is securely packaged in a high-strength protective case to prevent damage during transportation. The packaging is designed to handle long-distance shipping while ensuring that the product arrives in perfect condition.
The manufacturer specializes in producing high-quality drilling equipment, including API-certified rock bits, PDC bits, and drilling accessories. With advanced manufacturing technology, strict quality control, and a commitment to innovation, the company provides durable and efficient drilling solutions for the oil, gas, and mining industries worldwide.
Customization is available for bulk orders, ensuring that customers receive drilling tools tailored to their project needs.
| Customization Option | Minimum Order Quantity |
|---|---|
| Customized Logo | 100 pieces |
| Customized Packaging | 100 pieces |
| Graphic Customization | 100 pieces |
The product can be branded with company logos, custom packaging, and special design modifications based on project requirements.
| Product name | 171/2" 445mm IADC537 tungsten carbide insert rock drill tricone bit |
| Size | 17 1/2inch,445mm |
| type | tungsten carbide insert rock drill tricone bit |
| Bearing type | rubber sealed journal bearing |
| thread | 7 5/8" API Reg pin |
| Gauge protection | gauge protection |
| WOB | 0.35~1.05KN/mm |
| RPM | 80~400r/min |
| Application formation | medium hard with high compressive strength and thick&hard stringers,such as hard hale,limestone,sandstone and dolomite,etc. |
| Weight | 270kg |
| Industrial standard | SY/T5164 |
| MOQ | 1 |



Proud Petroleum Equipment Co., Ltd. (Proud Petro), established in 2015 in Shengli Oilfield, operates from Dongying City, China’s largest petroleum equipment manufacturing hub. As a certified SINOPEC supplier and member of CCOIC, CCPIT, and CCCME, we have steadily expanded, adding two manufacturing bases in Jiangsu Province to meet growing industry demands. Proud Petro specializes in producing API-certified products such as API 6A valves, Christmas trees, API 16A blowout preventers, and API 5DP drill pipes. Covering over 40,000 square meters and equipped with 90 advanced machines, our facilities prioritize precision and durability, adhering to ISO, API, and GOST standards. This foundation ensures we deliver reliable, high-quality products to a global market.
Driven by the core values of “quality first, innovation, and a people-oriented service approach,” Proud Petro emphasizes excellence across every facet of operations. With a team comprising technical experts, production workers, quality inspectors, sales professionals, and customer service staff, we ensure seamless service and innovation. In 2019, our expansion into the U.S. strengthened ties with global oil companies, enhancing our ability to meet North American market demands. As we aim to become a world-class supplier, Proud Petro remains committed to innovation, sustainability, and excellence in the evolving oil and gas industry.