What are number sizes on 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 is the decimal size of a drill?
DECIMAL EQUIVALENTS
DRILL SIZE | DECIMAL EQUIVALENT |
---|---|
3/64″ | .0469 |
1.20mm | .0472 |
1.25mm | .0492 |
1.30mm | .0512 |
What size is a number 3 drill?
7/32″
To Tap This Size Screw Or Bolt: | Use This Drill Bit: | (Closest Fractional:) |
---|---|---|
1/4-28 NF | #3 | 7/32″ |
1/4-32 NEF | 7/32″ | 7/32″ |
1/4-40 NS | #1 | – |
7mm-1.00mm | 6.1mm | 15/64″ |
What’s the decimal equivalent of a number 7 drill?
A number 7 drill bit is 0.2010 inches. As a fraction, the 0.2010 decimal is 201/1000.
What size is a 0.2 drill bit?
Standard metric drill bit sizes
Drill size | Diameter (in) |
---|---|
0.1 mm | 0.0039 |
0.2 mm | 0.0079 |
0.3 mm | 0.0118 |
0.4 mm | 0.0158 |
What size is a #45 drill bit?
Drill Bit Size Chart
Size | Decimal Equivalent | Decimal Equivalent |
---|---|---|
.44 mm | 0.0173 | 0.1476 |
.45 mm | 0.0177 | 0.1495 |
77 | 0.018 | 0.1496 |
.46 mm | 0.0181 | 0.152 |
What size is #40 drill bit?
Drill Bit Size Chart
Size | Decimal Equivalent | Size |
---|---|---|
79 | 0.0145 | 28 |
.38 mm | 0.015 | 9/64″ |
1/64″ | 0.0156 | 3.60 mm |
.40 mm | 0.0157 | 27 |
What drill bit is 7mm?
Metric Tap and Drill Bit Size Table
Tap | Metric Drill | US Drill |
---|---|---|
6mm x 1.0 | 5.2mm | – |
7mm x 1.0 | 6.1mm | 15/64″ |
8mm x 1.25 | 6.9mm | 17/64″ |
8mm x 1.0 | 7.1mm | – |
What size is a 7mm drill bit?
What size is a #33 drill bit?
Drill Bit Size Chart
Size | Decimal Equivalent | Size |
---|---|---|
91 | 0.0083 | 35 |
90 | 0.0087 | 2.80 mm |
89 | 0.0091 | 34 |
88 | 0.0095 | 33 |
What size is a #60 drill bit?
Downloadable versions:
Drill size | Diameter (in) | Diameter (mm) |
---|---|---|
#62 | 0.0380 | 0.9652 |
#61 | 0.0390 | 0.9906 |
1 mm | 0.0394 | 1.0000 |
#60 | 0.0400 | 1.0160 |
What are the standard drill sizes?
What are the standard drill sizes? Range 1 (R1) is shortest in length, more common for sizing production tubing or casing, and ranges from 18 to 22 ft. Range 2 (R2) is considered the standard length for drill pipe and ranges from 27 to 31 ft. Range 3 (R3) is common in casing and also deployed in deep water drilling applications.
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 size is a number 8 drill bit?
Thus, drill bit #8 is on the larger side of your standard drill set. Here we will give you drill bit #8 in decimal inches, drill bit #8 in fractional inches, and drill bit #8 in decimal millimeters (mm). The purpose of this page is to give you an alternate drill bit (approximate equivalent) to drill bit gauge size Number 8 (#8).
What are drill bits sizes?
Installer bits are designed for installing wiring.