BenchReference

#41 Drill Bit

Decimal inches 0.0960″
Millimeters 2.438 mm
System Number (wire gauge)

Nearest equivalents in other systems

System Nearest drill Size Difference
Metric 2.4 mm 0.0945″ / 2.4 mm −0.038 mm (−0.0015″)
Fractional inch 3/32″ 0.0938″ / 2.381 mm −0.057 mm (−0.0023″)
Letter A 0.2340″ / 5.944 mm +3.505 mm (+0.1380″)
−0.195 mm+0.195 mm#41#43−0.178 mm#42−0.064 mm#40+0.051 mm#39+0.089 mm3/32″−0.057 mm2.4 mm−0.038 mmA +3.505 mm →tick position = true diameter · number neighbors above, equivalents below · window ±0.2 mm
Positive difference = cuts a slightly larger hole than #41. Sizes beyond the window are listed with arrows — they are not close substitutes.

Neighboring number sizes

Drill Decimal in mm vs #41
#43 0.0890 2.261 −0.178 mm
#42 0.0935 2.375 −0.064 mm
#41 0.0960 2.438 —
#40 0.0980 2.489 +0.051 mm
#39 0.0995 2.527 +0.089 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 0.0960″. See all data sources.