Shop Floor Charts

#70 Drill Size

A #70 number drill is 0.0280" (0.711 mm).

Closest fraction: 1/32 (0.0312", over by 0.0032").

Next size down / up

DrillInchmm
#710.02600.660
#690.02920.742

Full drill size chart →

Printable PDF version - Drill Size Chart
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