7 BURRING, REAMING, AND ABRADING TOOLS FOR INDUSTRIAL USE-NAMELY, POWER DRIVEN COUNTERSINKS, ENGRAVING BLANKS, STAR DRILLS, REAMERS, SLITTING SAWS, ABRADING DISCS, TWIST DRILLS, SPADE DRILLS, END MILLS, DEBURING TOOLS, ROUTERS, REAMERS, BURS, INTERNAL GRINDERS, DRILL BLANKS AND CENTER LAPS