Thin Wall Design: Maximizes core diameter while maintaining sufficient strength for deep hole mineral exploration.
Multiple Thread Options: Available in R22, R25, R28, R32, R38, T38, T45, T51, St58, and T60 thread types.
Customizable Colors: Offered in Red, Black, Yellow, and White to meet specific project requirements.
High-Quality Material: Constructed from premium 23crni3mo D6a carbon steel for durability.
Fast Production: Standard production takes 25 days; only 2-3 days if stock is available for requested size.
24/7 Technical Support: Engineers available at any time to assist with drilling operations and troubleshooting.
Free Replacement Guarantee: Free replacement provided once failure is confirmed to be caused by product quality.
Strict Quality Control: Experienced QC team performs strict inspection and testing on every order before shipping.