26/10/2026
Unicorn drill Core Barrel With Roller Bits working at customer’s job site!
Main Applications of roller bits core barrel:
Rock-socket pile, bridge foundation, metro construction, boulder layers, weathered bedrock, granite, basalt and reinforced concrete.
✅ Structure & Advantages
1. Main barrel: high-strength alloy steel, wear strips for anti-abrasion protection
2. Cutting system: replaceable roller bits with carbide inserts
3. Kelly box: customized to fit different Kelly bars
4. Good stability in fractured and uneven strata, lower tooth damage rate
Contact us if you have such needs!
TEL: +86 15273167776
Web:www.unicorndrill.com
mail: [email protected]