For all practical purposes an 8mm drill is equal to 5/16 inch.
There are 25.4 millimetres in one inch. Therefore, rounded to two decimal places, 8 millimetres is equal to 8 / 25.4 = 0.31 inches.
The thinnest drill bit available for purchase is typically around 0.0135 inches in diameter, also known as a 80 drill bit.
The recommended 5 drill bit size for drilling holes in metal is 0.2055 inches in diameter.
.50 drill bit = 8mm rubber grommet
A number 10 drill bit refers to a drill bit size in the U.S. numbering system, which is commonly used for small diameter holes. Specifically, a number 10 drill bit has a diameter of approximately 0.1935 inches (4.9 mm). It is often used in woodworking, metalworking, and for creating pilot holes for screws. The exact size can vary slightly depending on the specific drill bit manufacturer.
Drill bits not only come in fractional number sizes they also come in letter sizes. The F size drill bit is .257 thousandths of an inch in diameter. A 1/4 inch drill bit is .250 thousandths of an inch in diameter, so size F is .007 thousandths of an inch bigger than a 1/4 inch drill bit.
8mm is almost exactly 5/16 inch. The wrenches are interchangable.
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Depends on the diameter of the conduit. Try for 1/4" larger diameter drill bit.
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if the diameter 5/16 inches then you covert the 5/16 into 0.3125 inches. divide 5 by 16=0.3125 which is a little bigger than 0.3! ;)
To drill out a hole that has a diameter of 0.055 inches, you would typically use a drill bit that is slightly larger than 0.055 inches, depending on the desired final size. If you need to increase the hole size, you can consider using a 1/16 inch (0.0625 inches) drill bit, which is a common size for this purpose. Always ensure to check the specifications for the application to avoid oversizing.