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#4 USA Number Drill USA Numbered Drill Bits HSS
Number 4 Very Small Numbered Drill bit. USA Made Drills of High Speed Steel by Bisco of Florida. Numbered drill bits have a decimal equivalent,2-1/2 flute length, and 3-3/4 overall length. Call Bisco 866-247-2635 with any questions on numbered drill bits.
|BIS1294||#4 USA Number Drill||$1.14|