
Drill Bit Size Chart
Size | Decimal Equivalent | Size | Size | Decimal Equivalent |
88 | 0.0095 | 33 | 5/16″ | 1.063 |
.25 mm | 0.0098 | 2.90 mm | 8.00 mm | 1.0781 |
87 | 0.01 | 32 | O | 1.0827 |
86 | 0.0105 | 3.00 mm | 8.10 mm | 1.0938 |
Aug 12 2022
Drill Bit Hole Diameters | ||
---|---|---|
Metric Size | Fractional Size | |
7 mm | .2756 | 1/4 |
8 mm | .3150 | 17/64 |
9 mm | .3543 | 9/32 |
What size is a 8mm drill bit in standard?
Drill bit size. 8mm. 17/64”. There are two different tap sizes within the 8mm range. …
What size drill for 8mm tap?
What size hole do I drill for a 8mm tap? Metric Tap and Drill Bit Size Table Tap Metric Drill US Drill 7mm x 1.0 6.1mm 15/64″ 8mm x 1.25 6.9mm 17/64″ 8mm x 1.0 7.1mm – 10mm x 1.5 8.7mm -. 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 8mm equal to?
How many inches is 8 mm? – 8 mm is equal to 0.315 inches. 8MM to Inches to convert 8 millimeter to inches. MM to inches to convert 8 mm to inches quickly and easily. How Many Inches is 8 mm? 8 mm equals 0.315 inches, or there are 0.315 inches in 8 millimeters.
What is the maximum drill bit size?
- Core drill bits up to 6” walls
- Concrete demolition
- Professional demolition and construction work.

What size drill bit is 8 mm?
Metric Tap and Drill Bit Size TableTapMetric DrillUS Drill6mm x 1.05.2mm-7mm x 1.06.1mm15/64″8mm x 1.256.9mm17/64″8mm x 1.07.1mm-13 more rows
What size is a size 8 drill bit?
If you are using #8 hammer drive or U-drive screws, your pilot hole’s recommended drill bit size is #27.
What does 8 on a drill bit mean?
OK. What size is a #8 drill bit? Numbered drill bit gauge sizes range in ascending order from 80 (smallest) to 1 (largest). Thus, drill bit #8 is on the larger side of your standard drill set.
What is a number 8 drill?
Number Drill SizesDrillInchmm90.1964.9880.1995.0570.2015.1160.2045.1876 more rows
What size is a #8 screw?
5/32″Wood Screw DiametersSizeMajor Thread Diameter*DecimalNearest Fractional Measurement#8.164″5/32″#9.177″11/64″#10.190″3/16″15 more rows
What size drill bit should I use for a #8 screw?
What Can Be the Best Size for the #8 Screw? For drill bit #8, the diameter is approximately 0.1990”. Therefore, while drilling a pilot hole for an #8 size screw, an 11/64″ inch tapered drill on the hardwood is recommended.
What size is 1/4 drill bit?
Drill Bit Hole DiametersMetric SizeFractional Size6 mm.236215/647 mm.27561/48 mm.315017/6477 more rows
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 drill bit makes a hole smaller than a #8?
Caution: Due to rounding, a 3/16 drill bit will make the hole smaller than a #8 drill bit and a 13/64 drill bit will make the hole larger than a #8 drill bit. Below we converted the fractions to decimals so you can compare more easily:
How many millimeters are in an inch?
There are 25.4 millimeters (mm) in an inch. Thus, to convert a #8 drill bit to millimeters, you simply multiply the decimal inches by 25.4 like so: For additional information about what drill bit to use, you may also want to take a look at the Drill Bit Size Chart which includes fractional inch drill bits, gauge wire drill bits, …
What is 0.1990 decimal?
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.
