Recently recived my DBS and i have to say it is the Dogs Dangaly bits, never befor have i had so many sharp drills to hand, it showed me ho worful my hand gringing was, yes not cheap but a blinding bit of kit good heave castings too, i have managed to sharpen flat wood bits in it with a g clamp to assist and am watng for a greengrit carbide wheel (£8 Ebay) to fine tune my stone cardide bits too, not to sure about the brad point bits yet but once all others are sharm who knows what i will turn to