Discs for abrading for use with power tools; Discs for cutting for use with power tools; Carbide drill bits for machines; Carbide drill tips for machines; Diamond drill bits for machines; Diamond tools for drilling for machines; Drill bits for machines; Drill bits for rotary power tools; Drill sharpening machines; Drilling bits (parts of machines); Drills for machine tools; Hammer drills; Masonry drills, other than for hand operated tools; Rotary drills (parts of machines); Tool bits for drilling (parts of machines); Twist drills for machines; Head attachments for power tools; Saw blades for use with power tools; Tool bits for use in power operated hand tools; Nut drivers (machines)