Surgical, medical and dental apparatus and instruments namely, screw taps, surgical pilot drill bits, surgical drill bits with irrigation, surgical drill bit extensions, surgical drilling guides, circular surgical knives, surgical torque wrenches, surgical wrenches, surgical screwdrivers, all for use in dental implantology; apparatus and instruments for dental implantology, namely, dental implants, artificial teeth, dental screws for use in dental implantology, pins for artificial teeth for u...