7/32 inch Drill Bit Size

A 7/32 inch drill bit is 0.2188 inches or 5.56 mm. It sits between common 5 mm and 6 mm drill bits.

Quick Answer

Decimal

0.2188 in

Metric

5.56 mm

Closest

5.5 mm

7/32 inch Drill Bit Equivalent Chart

SizeDecimal InchesMetricNote
7/32 inch0.2188 in5.56 mmExact size
5.5 mm0.2165 in5.50 mmClosest common metric size
#20.2210 in5.61 mmNearby numbered drill size
13/64 inch0.2031 in5.16 mmSmaller fractional option

Common Uses

Pilot holes for larger wood screws and light fastener clearance.

Exact vs Nearest Size

Choose the exact bit for threads, tight hardware fits, dowels, and precision layouts. Use the nearest common equivalent only for rough pilot holes, clearance holes, or material removal where a slight difference is acceptable.

7/32 inch Drill Bit FAQ

What are the inch and metric dimensions for 7/32 inch?

7/32 inch drill bit measures 0.2188 in and 5.56 mm.

What is the closest common equivalent to 7/32 inch?

5.5 mm is the closest common equivalent listed here. It measures 0.2165 in or 5.50 mm.

Can I substitute another bit for 7/32 inch?

Use the exact bit size for tap drilling, precision holes, dowels, and manufacturer-specified hardware. A nearby fractional, metric, numbered, or letter drill bit is usually fine only for clearance holes or rough pilot holes.

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