Surgical, medical, dental and dental implant instruments and apparatus, particularly abutments, ratchets, torque control device for ratchets, adapter for ratchets, anchor drivers, screwdrivers, screwdriver inserts, screws, pins, caps, depth gauges, taps, tapes, anchors, cylinders, bone graft systems, adapters, laboratory handles, insertion instruments, extension shells, plastic necks, transfer aids, activators and deactivators for bar matrices, extractors, rings, springs, inserting devices, applicators, positioning cuffs, denture magnets, display stands, jaw models, instruments for the care and the maintenance of implants; dental implants, prosthetic components, dental protheses and parts thereof for dentistry, endoprotheses for human, dental and veterinary medicine