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The unique shape of the DB-10 makes it an ideal pilot bit to use during some of the toughest drilling projects. This spiral stinger – sometimes called a screw bit or fishtail stinger – features a 1 3/4-inch square male drive and can assist you during the drilling and augering process. It can dig down into tough terrain and hardy surfaces, delivering real results for on a number of drilling projects. Each pilot bit is sold individually and will allow you to tackle any job you need done. Order the DB-10 or any other pilot bits you need by calling Texas Contractors Equipment Inc. today.

  • 1-3/4 inch square male drive


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