This tool provides a fast, simple way to drill bolt heads with virtually no broken drill bits. Made of 6061T6 hard anodized aluminum for durability. Fits 3/16″ to 5/8″ dia. bolts & works on hex head bolts, header bolts, 12-pt countersink & Allen head cap screws. Includes drill bushings & 2 cobalt drills.Made in U.S.A.
