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DeWALT - Step Drill Bit: 1/4″ Shank Dia, High Speed Steel, 19 Hole Sizes - 77679413 - MSC Industrial Supply
Dewalt Step Drill Bit, 12 Hole Sizes, 3/16 in to 7/8 in, 1/16 Step Increments, Titanium Nitride Coating DWA1786IR | Zoro
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DeWALT - Step Drill Bit: 1/4″ Shank Dia, High Speed Steel, 13 Hole Sizes - 77679454 - MSC Industrial Supply
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