10 Pc. Sheet Metal Hole Cutter Kit

Features:
Cut clean, accurate, burr - free holes ... fast
Cut thru sheet metal, plate, and plastic up to 1/4 thick
Precision ground M2 High Speed Steel
3x faster than hole saws or twist drills
Last 300x longer than hole saws
Seven convenient sizes: 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 3/4 plus arbor, 2 pilots, adjusting wrench, and center punch
Packaged in a sturdy plastic case