HYFIT

Metal fasteners, namely, bolts and nuts; expansion bolts of metal; tensioners of metal for use in bolted assemblies; bolting, fastening and tensioning systems of metal, comprising tensioners, bolts, nuts, washers or metal fittings therefor

Replacement parts for machines, motors and engines, and power tools, namely, expansion bolts; hydraulic bolts; hydraulic bolt tensioning apparatus, namely, hydraulic bolt tensioners; mechanical clamping elements and clamping devices with multiple screws, namely, bolting devices for use in the precision clamping of machines and equipment; machine parts, namely, mechanical clamping devices; bolt tensioning apparatus, namely, mechanical bolt tensioners; machine tools for tensioning and releasing of bolts and of fastening devices incorporating bolts; mechanical pretensioning equipment for use in prestressing large-diameter screws for use in the construction of heavy machinery