Dreambabys Magnetic Knob and 4 Screw Plates Handle Replacement Systems mean no handles for children to grip. The Grip-Safe removes handles from the cabinets and drawers and replace with screwplates. No handles for children to grip. No drilling required. Magnetic - handle replacement system. Remove handles from the cabinets and drawers and replace with screwplates. Suitable for cabinets and drawers up to 11kg. Includes 1 x magnetic knob and 4 screwplates.