Power tools and accessories for power tools, namely, electrically or pneumatically driven tools for commercial use, namely, hand drills, angle drills, core drill machines, cordless drills, cordless screwdrivers, screwdrivers with preset torque, torque wrenches, universal screwdrivers, offset screwdrivers, self-drilling screwdrivers, [ screw guns for drywall and interior working, autofeed screwdrivers, ] impact wrenches, tappers, angle grinders, [ construction cutters, namely, cutting tools used for cutting wire ways or access holes in buildings, ] angle polishers, pipe sanders, die grinders, straight grinders, [ half-sheet finishing sanders, ] random orbit sanders, pneumatic random orbit sanders, rotary sanders, oscillating drives and cordless oscillating drives for operating power tools, nibblers, sheet metal shears, jig-saws, sabre saws, hacksaws for pipes, pipe milling machines; machine tools for cutting and forming materials and parts thereof, stands for single and multi-unit installations with and without driving gears, namely, magnetic drill jigs, magnetic core drill stands, chucks for drilling and screwing machines, battery packs for cordless drills and screwdrivers, chargers for battery packs for cordless drills and screwdrivers, angle heads for drills and screwdrivers, tool holders for drills and screwdrivers, drill chuck adaptors and quick-action chucks for power tools, joints and extensions for drills, screwdrivers and impact wrenches; Machine attachment parts for stock-removing and non-removing processing, for crushing, pumping, compressing, vacuuming and spraying, namely, grinding wheels, cutting wheels, backing pads for grinding and cutting wheels, polishing wheels for grinding, polishing and sanding, metal, wood, ceramics and plastics; Power tools and accessories for power tools, namely, drills, drill bits, core drills, core drill bits, cutters, namely, [ cutting tool used for cutting wire ways or access holes in buildings, ] saw blades, sanding sheets, sanding disks, polishing pads, spattles and scraping blades configured as machine parts for use with rotating drives and oscillating drives; Power driven service devices for electric power tools, namely, greasing devices in the nature of greasing guns, removing wedges, expelling wedges, ball bearing pull-off devices, clamping carriers for ball bearings, collector eveners in the nature of power sanders and extensions for power drills, namely, universal holders for screw inserts and bar magnets