Bits for power drills; Centering drilling bits being parts of machines; Chucks for power drills; Dies for use with machine tools; Drill chucks for power drills; Extensions for power drill bits; Power drill accessories, namely, non-electrical adapters for use in joining extensions and power drill bits; Power drill bits; Power operated metalworking machine tools, namely, drilling tools; Power tools, namely, drills, routers, circular saws