ARTU 01030 Jobber Drill Bit, 1/4 in Dia, 4-1/8 in OAL, Parabolic Flute, 1/4 in Dia Shank, Straight Shank
For rotary or percussion drilling. Chrome vanadium steel shank with tungsten carbide/cobalt tip that is resharpenable and able to withstand drilling temperatures up to 2000 deg F, no center punch needed. Use with cordless drills, corded drills and drill presses in applications such as masonry, ceramic tile, concrete, brick, fiberglass, plexiglass, glass, cast metals, hardened steel, granite, marble, woods, plastics. Not recommended for use on mild steel. This includes aluminum, angle iron, copper, galvanized pipe, brass and stainless steel.
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