metric comparison size · nominal diameter
4.4 mm
drill bit size.
A 4.4 mm bit measures 0.1732 in across (4.400 mm).
The metric diameter is the generated reference value; inches are a conversion. Commercial set contents vary.
Calibrated relative diameter · 1 in reference
4.4 mm · metric
0.1732 in
4.400 mm Designation4.4 mmmetric
Inch decimal0.1732nominal
Metric conversion4.400millimetres
Where this size sits from 0 to 1 inch 4.4 mm · 4.400 mm on a zero to 25.4 millimetre scale. Neighbor marks: #17, 11/64.
Measured neighbors
What sits beside 4.4 mm.
“Nearest” means nominal diameter only. It does not make a neighboring size acceptable for a tolerance, tapping, reaming, or fastener application.
Source record
Drill Bit Size Chart.
A generated comparison series from 0.5 to 13.0 mm in 0.1 mm steps. It is not a claim that every size is included in every commercial set.
Open source record