Machined from solid steel bar, the Caiman® 1-3/8" Vacuum Brazed Super Premium Segmented Core Drill Bit offers solid rigidity and super-fast cutting. The segmented diamond bits are laser welded to the shaft for maximum cutting performance in the harshest of conditions, while the vacuum brazed sides allow for smoother holes. User friendly 5/8"-11 thread.
*Country of Origin: Korea