BenchReference

#32 Drill Bit

Decimal inches 0.1160″
Millimeters 2.946 mm
System Number (wire gauge)

Nearest equivalents in other systems

System Nearest drill Size Difference
Metric 2.9 mm 0.1142″ / 2.9 mm −0.046 mm (−0.0018″)
Fractional inch 7/64″ 0.1094″ / 2.778 mm −0.168 mm (−0.0066″)
Letter A 0.2340″ / 5.944 mm +2.997 mm (+0.1180″)
−0.236 mm+0.236 mm#32#34−0.127 mm#33−0.076 mm#31+0.102 mm7/64″−0.168 mm2.9 mm−0.046 mm#30 +0.317 mm →A +2.997 mm →tick position = true diameter · number neighbors above, equivalents below · window ±0.24 mm
Positive difference = cuts a slightly larger hole than #32. Sizes beyond the window are listed with arrows — they are not close substitutes.

Clearance drill for

Thread Fit
#2-56 UNC loose
#3-48 UNC normal
#2-64 UNF loose
#3-56 UNF normal

Neighboring number sizes

Drill Decimal in mm vs #32
#34 0.1110 2.819 −0.127 mm
#33 0.1130 2.87 −0.076 mm
#32 0.1160 2.946 —
#31 0.1200 3.048 +0.102 mm
#30 0.1285 3.264 +0.317 mm
Data provenance. ASME B94.11M, Twist Drills (standard drill size series) (ASME). Millimeter and inch values are converted with the exact definition 1 in = 25.4 mm; the canonical dimension for this number size is 0.1160″. See all data sources.