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The Greenlee 66RT-1 is an auger drill bit designed for heavy-duty applications. This 1-inch by 18-inch drill bit features a hex shank size of 7/16 inches. The bit is made of carbon alloy steel for durability and long life.
Features quick-change cutting edge and a feed screw to reduce re-sharpening needs. The design promotes maximum chip removal and efficient drilling.
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