Curved thread CT55 and CT67

The unique and innovative curved thread systems CT55 and CT67, for surface mining and quarrying, are designed to handle higher drilling power compared to standard systems. The curved profile of the thread reduces stress levels in all the right places and every corner of the product is optimized for fatigue strength.
PRODUCT FEATURES AND BENEFITS
Shoulder driven system
− Efficient energy transfer
− Stiff and strong connection
Curved thread
− Bigger X-section where it’s needed
− Significantly reduced stress levels
− Robust coupling
Easy coupling / uncoupling
− Double thread entrances
− Minimal rattling
Unique thread, protected by several patents