Also known as: DR., DR+, DR…
DR stands for various terms. Discover the full forms, meanings, and possible interpretations of DR across different fields and industries.
A term given to an annealed and polished high-carbon tool steel rod, usually round and centerless ground. Drill rods are used principally by machinists and tool and die makers for punches, drills, taps, dowel pins, screw machine parts, small tools, etc.
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