Products >> Core Barrel >>
- Product No.：11
Feature of core barrel
Core barrels a foundation drill tools are mainly used when encountering boulders, cemented gravel, or rock layers.
Core barrel is the specialized components for Kelly drilling in rotary drilling technology, it used in bored pile, pillar, drill shaft work.
The cutting ring can be equipped with with various bit arrangements:
with pin teeth or weld-on teeth
with AS weld-on teeth
with round shank chisels ("bullet teeth")
with roller bits for special cases
range of diameter 520 mm - 2500 mm
Core barrel technical Specifications