Drill Size Chart for Number and Letter Gauges
2018-9-9 · measurement drill bits come in 1/64 inch increments. The fractions used are always in their simplest form, i.e. reduced as far as possible, so 2/64 becomes 1/32 for instance. The drill size chart ... 21/64 0.3281 8.3344 43/64 0.6719 17.0656 11/32 0.3438 8.7313 11/16 0.6875 17.4625 . www.engineeringclicks.com ...
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