|Drill Bit Hole Diameters|
|Metric Size||Fractional Size|
What size is a standard drill bit?
Some applications require specific drill bit sizes, but a bit set with sizes ranging from 1/16 inch to 1/4 inch can cover a wide range of tasks around the house and workshop. If necessary, bigger bits (5/16-inch, 3/8-inch, 7/16-inch, and 1/2-inch) can be added. Bit sizes are usually printed on the shank of the drill bit.
What are the sizes of drill bits?
Drill Bit Lengths
- Jobber-length drill bits are the most common, with a length somewhere between 9 to 14 times the diameter.
- Screw-machine-length drills arethe shortest available standard sized bits. …
- Aircraft-length drills are extended length drill bits that are manufactured in fixed length such as 4, 6, 8, 12, 18, 24-inch bits, rather than proportional lengths.
What is Chuck size on a drill?
What is drill chuck size?
- Look closely at the chuck on the drill for the engraved numbers. The chuck size looks something like: 1/4, 3/8, 1/2 etc.
- Measure the diameter of the hole on the side of the chuck in inches with a ruler.
- Take these two dimensions to your local hardware store to make your selection.
What are drill bit sizes?
Typically, drill bits are marked with their size above the threads on the shank. These markings are stamped into the metal and may read ¼-inch, 3/6-inch, or 25/32-inch.
What size drill bit is 6mm?
Metric Tap and Drill Bit Size TableTapMetric DrillUS Drill5mm x 0.84.3mm-6mm x 1.05.2mm-7mm x 1.06.1mm15/64″8mm x 1.256.9mm17/64″13 more rows
How can you tell if a drill bit is 6mm?
Check the Shank 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 is the closest standard size to 6mm?
6mm = almost 1/4 inch.
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 size screws 6mm plug?
Plug Diameter: 6mm. Plug Length: 30mm. Screw Size: 4.5 x 40mm.
What is 6mm in standard size?
1/4″SAE to Metric Conversion ChartSAEMetricInch5.5mm0.2167/32″0.2196mm0.2361/4″0.2547 more rows•Apr 29, 2020
How many mm is 3/8 inch?
9.53 mmConversion table inches to mmDimensions — Inches to Metric0.375”3/8”9.53 mm0.438”7/16”11.13 mm0.500”1/2”12.70 mm0.563”9/16”14.30 mm21 more rows
How do I identify a drill bit?
Choosing Drill Bits by TypeWood Drill Bits: These can be identified by a small, pointed tip at the very end. If you look closely, you can see spurs on each side. … Masonry Drill Bits: These bits have a gently sloping tip. … Metal Drill Bits: These have a wide-angled point at the end, and they may also be painted black.
How do you measure a drill bit?
The Anatomy of a Drill Bit:Overall Length (OAL) – This is the measurement from the base of the drill bit up to the cutting point.Body – This definition may seem basic, but it actually only includes the length of the drill from the outer corner of the cutting lips just to the end of the flutes.More items…
What do the numbers mean on drill bits?
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.