A torpedo level is a type of spirit level that is an essential tool for any professional working in tight spaces. The body of the level is made of either metal or plastic and contains two or three tube vials. These tubes, or vials, contain yellowish-green additives and are used to determine the surface level.
How do you use a magnetic torpedo level?
How to Use a Magnetic Torpedo Level
- Clean off all edges of the magnetic torpedo level.
- Place the level on the desired magnetic surface to level.
- Release the level and wait a moment for the bubble to float to the top of the spirit tube.
- Get to eye level with the spirit tube and take note of where the bubble rests.
What does a torpedo level look like?
A torpedo level is small—6 inches to 12 inches in length—and have vials that indicate plumb, level and, sometimes, 45 degrees. Because of the torpedo levels diminutive size and shape, they’re ideal for working in tight spaces.
How accurate is a torpedo level?
Look for levels with a vial accuracy of 0.0005 inches/1 inch (0.5 millimeters/1 meter or 0.29°).
What is magnetic spirit level?
Magnetic spirit levels are – as the name suggests – spirit levels that have one or more magnets fitted to the underside, so that they can be easily attached to metallic surfaces.
What fluid is in a level?
These vials are incompletely filled with a liquid, usually a colored spirit or alcohol, leaving a bubble in the tube. They have a slight upward curve, so that the bubble naturally rests in the center, the highest point.
Why is it called torpedo level?
Typically nine inches long and tapered at the ends, the torpedo level is sometimes also known as a canoe or boat-shaped level. … The torpedo level is handiest when working in tight quarters. It’s small enough to be put to use in spaces that are too cramped for longer levels.
Why do levels have two bubbles?
There are two vials so the level will work on when lying on either its top or bottom edges. Since air bubbles seek the highest point, the bottom vial (the one shaped like a rainbow) will be the working vial. … Today, pitch vials are used when needed.
What are the 3 bubbles on a level?
Some levels also have a third vial which allows you to find a 45 degree angle too. On each vial there are two marks that are spaced apart. When the bubble sits between them it indicates a horizontal or vertical level (or 45 degree if you are using the third diagonal vial).
Are stabila levels the best?
Overall Results – Best Construction Levels
Best Construction Level – Hands down we felt the Stabila Heavy Duty Level Type 196 was the best level that we tested. The quality, strength, visibility, and accuracy of this level make it easy to name as the best construction level that we tested.
Who makes the best level?
The 10 Best Level Reviews
- Stabila 37816 48-Inch and 16-Inch Box Beam Level Set (Our Top Pick)
- Stanley FatMax 43-524 24-Inch Non-Magnetic Level.
- Empire EM81.12 True Blue 12-Inch Magnetic Tool Box Level.
- Sola MM 5 25 10-inch Magnetic Torpedo Level.
- Klein Tools 935RBLT 9-inch Lighted Torpedo Billet Level.
Can a bubble level be wrong?
If accurate, the bubble will be in the same exact position for both reading. If the bubble is in a different spot within the vial, then your level is making inaccurate readings.
Is Iphone level accurate?
Measurement accuracy is up to 2 percent of the actual distance.” Roy’s Take: The app failed for two reasons. First, it can only be used to measure the distance between two points on a flat surface.13 мая 2009 г.
How accurate are spirit levels?
Typically, the vials in a spirit level are a yellowish-green color with additives for UV protection and maximum performance in temperatures ranging from -20 degrees F to 130 degrees F. The best spirit level is accurate to within plus or minus 0.5 millimeters/meter, or 0.005 inches/inch or . 029 degrees.
What are the lines on a spirit level?
What Are The Outer Lines For? Many spirit (also called bubble) level vials have two sets of lines. When the bubble is centered between the inside pair, it indicates level.