Quote Originally Posted by magicniner View Post
It's conventional to use brass tube, a dam around the work and a fluid to carry diamond for core drilling if you don't have industrially bonded diamond core drills.
Diamond on commercial core drills is in a metal carrier because that's the only thing that won't easily fracture and break off when it's placed under cutting loads.
I was thinking of looking into sinter-ing .. but it needs high heat. Its not a cutting load it more a grinding load. Love to know how they make diamond braising rods lol anyway it a while off just getting ideas. Thanks for the reply