Use Arbor 11122 or 11123, 1/4" D.O.C. Cut Holes 3x faster & lasts 10x longer than twist drills or hole saws! For precision holemaking in sheet metal and frame materials up to 1/2" thick, Blair Rotabroach Annular Cutters make clean, burr-free, round holes with no deforming of stock or damage to the surrounding material. Ideal for sheet metal fabrication or PDR and rustproofing access holes because the snap-in plugs fit perfectly. Custom builders and aftermarket equipment installers can also count on the superior quality holes. Rotabroach Cutters are precision ground and made of M2 H.S.S. with a patented tooth geometry that also prevents chip clogging whether cutting steel, sheet metal or plastics.
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