Description
1. Material: CROWN 950, Special material from BAOSTEEL, better concentricity & straightness.
2. Heat treatment: Multi-point temperature measurement to guarantee perfect match between strength and toughness.
3. Thread harden: Mechanical properties improved 15-25%;
Surface hardness reach 45-55HRC;
Anti-fatigue strength improved 20-30%;
Working life improved 1.5 time.
4. Quality controlled: All the processes during manufacturing.
5. Length: 3m / 1.5m / customization.
6. MOQ: 1 PCS.
7. Delivery Time: Large stock, ready to ship.
Product Paramenters
Details ImagesCompany Profile
- Established since 1989, More than 30 years experience on core drilling tools manufacturing. - Modern plant covers more than 50,000 square meters.
- Factory covers an area of 55 acres.
- Over 100 employees.
- Time is money! More than 2000 tons of raw material turnover in order to make sure delivery on time.
- One-stop shop for all the relative drilling tools.
- Export over 70 countries.
- Market share reaches 50% in domestic drilling industry.
- Raw material of steel from BAOSTEEL (The most professional manufacturer of steel pipe in China).
Quality Control
Consumers' FeedbackCertification
Complaint
