31/64 (.4844) Extension Drill Bit HSS 6 Long
$30.78
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High Speed Steel Type B Threaded Hex Shank HSS Adaptor Drill - NAS 965 1/4-28 UNF Class 2A Thread Surface Treated-Steam Oxide Drills are manufactured to NAS 965 Type B construction. High Speed Steel drills are for drilling general to medium duty, low tensile strength materials in confined areas.
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