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# What size are numbered drill bits?

## What size are numbered drill bits?

Number drill bit gauge sizes range from size 80 (the smallest) to size 1 (the largest) followed by letter gauge size A (the smallest) to size Z (the largest). Although the ASME B94. 11M twist drill standard, for example, lists sizes as small as size 97, sizes smaller than 80 are rarely encountered in practice.

### What size is a number 1 drill bit?

Drill size Diameter (in) Diameter (mm)
1 mm 0.0394 1.0000
#60 0.0400 1.0160
#59 0.0410 1.0414
#58 0.0420 1.0668

What do the numbers on drill bits mean?

As mentioned at the beginning of the article, the numbers on a drill represent the amount of torque the tool can apply to an object (such as a screw) or for hole drilling. The numbers usually range from 1 to 20 (or more) with 1 representing the least amount of torque and 20, the greatest.

What size is a number 7 drill bit?

A number 7 drill bit is 0.2010 inches. As a fraction, the 0.2010 decimal is 201/1000.

## What is a #9 drill bit?

#9 drill bit = 49/250 inches.

### What is a number 8 drill?

Number Drill Sizes

Drill Inch mm
9 0.196 4.98
8 0.199 5.05
7 0.201 5.11
6 0.204 5.18

What is a #2 drill bit?

#2 drill bit = 0.2210 inches 0.2210 decimal as a fraction is 221/1000. However, standard fractional drill bits come in intervals of 1/64 inches. Therefore, there are no standard fractional drill bits that are the exact 221/1000 fraction that the #2 drill bit is.

What is a #4 drill bit?

#4 drill bit = 0.2090 inches 0.2090 decimal as a fraction is 209/1000. However, standard fractional drill bits come in intervals of 1/64 inches. Therefore, there are no standard fractional drill bits that are the exact 209/1000 fraction that the #4 drill bit is.

## What is a number 9 drill bit?

### What is a number 6 drill bit?

#6 drill bit = 0.2040 inches 0.2040 decimal as a fraction is 51/250. However, standard fractional drill bits come in intervals of 1/64 inches. Therefore, there are no standard fractional drill bits that are the exact 51/250 fraction that the #6 drill bit is.

What is a #8 drill bit?

#8 drill bit = 0.1990 inches 0.1990 decimal as a fraction is 199/1000. However, standard fractional drill bits come in intervals of 1/64 inches. Therefore, there are no standard fractional drill bits that are the exact 199/1000 fraction that the #8 drill bit is.

What size is a number 10 bit?

California’s Railroad to the U.S. 1861 – 1996

Drill Bit Equivalent Sizes
No. Drill Thou. Inch Metric mm
9 196 4.98
10 193 4.90
11 191 4.85

## What size is a standard drill bit?

This final drill chart covers the standard bit sizes from 43/64 to 1 27/64. More About Drill Bit Sets and Sizing Some other helpful information to help you in your knowledge of drill bit sizes: Fractional Sizing Fractional sizing uses whole, half (1/2), quarter (1/4), eighth (1/8), sixteenths (1/16) and sixty-fourths (1/64).

### What are the most common drill bit sizes?

Cordless and Corded Drills. Power,mobility and weight are all considerations in choosing a drill.

• Types of Drills. Some capabilities are necessary for certain tasks,while some simply make the work easier.
• Other Power Drill Features.
• Drill Comfort and Design.
• More Ways to Drill or Drive.
• What size is a number 11 drill bit?

11/64″. 7/64″. how do I know what size my drill bit is? Typical drill bits have markings somewhere on the shank above the threads. It’s small, but it usually has the drill-bit diameter stamped into the metal; the number is written in fractions. For example, the markings may read: 1/4-inch, 3/6-inch or 25/32.

What size are drill bits?

This report describes the overall Drill Bit Market size by analyzing historical data and future forecast. The report lists the major manufacturers in the regions and their respective market share on the basis of global revenue. It also explains their