![]() ![]() Plumb bobs had to be made from a heavy metal so that wind would move the plumb line too much. The name “plumb bob” refers to the material that this tool was made of in the past – the Latin plumbum means lead. Plumb bobs are used not only by builders, interior decorators, electricians, construction engineers and carpenters, but also by well diggers, foresters, astronomers, shipbuilders, artillerymen, mining engineers, scale makers and calibrators, pipeline layers, road builders, etc. The plumb bob is one of the few tools that is (or was) used by people from so many different professions. As a result, plumb bobs were often ornamented, characterised by a beautiful curved shape, and were depicted in art and heraldry. For example, the book of Isaiah says, “I will make justice the measuring line and righteousness the plumb line.” Whether you are a believer or not, this shows the symbolism of the never-failing plumb line in Western culture. ( Andreas Praefcke, Wikimedia(CC BY 3.0)īecause of this objective and eternal accuracy, the plumb bob is mentioned several times in the Bible. Made of brass, they are corrosion-resistant and durable as well, perfect for use in tough field conditions.Old construction tools in art. They also feature screw caps to accommodate extra steel points in which users can feed the string. ![]() The plumb bobs that are available here on Engineer Warehouse won’t be difficult to set up since they weigh from 12 to 24 ounces. Since it makes use of gravity and weighs down the string, the string then serves as the reference line. When it stops swinging, you can finally establish the point or use the plumb bob as a vertical reference. Then, suspend the plumb bob and let it hang freely. To use the plumb bob, it must first be attached to the end of a string. It can also help find the nadir or the direction pointing towards the ground below a specific location. Aside from helping in setting up instruments, it can be used to check if surfaces are perfectly plumbed or vertical. This weight, which is often suspended from a plumb line, serves as a vertical reference line. Whenever surveying instruments need to be placed over precise survey markers, the task often calls for the use of a plumb bob. ![]() Top 10 Best Drawing Boards for Architects (Reviews & Buyers’ Guide 2021).Top 10 Best Multimeters (Reviews & Buyers’ Guide 2021).Top 10 Best Convection Heaters (Reviews & Buyers’ Guide 2021).Top 10 Best Cutting Mats (Reviews & Buyers’ Guide 2021).Top 10 Best Desks for Engineers and Architects (Reviews & Buyers’ Guide 2021).Top 10 Best Drawing Tablets for Architects & Engineers (Reviews & Buyers’ Guide 2021).Top 10 Best Wood Chippers (Reviews & Buyers’ Guide 2022).Top 10 Best Baseboard Heaters (Reviews & Buyers’ Guide 2020).TOP 10 Best Radiant Heater (Reviews & Buyers' Guide 2021). ![]() Top 10 Best Laser Measuring Tools (Reviews & Buyers’ Guide 2021).Top 10 Best Transit Levels (Reviews & Buyers’ Guide 2022).Top 10 Best Hard Hats (Reviews & Buyers’ Guide 2021).Top 10 Best Scientific Calculators for Engineering & Engineering Students (Reviews & Buyers’ Guide 2021).Top 10 Best Carbon Monoxide Detectors (Reviews & Buyers’ Guide 2021).Top 10 Best Digital Calipers (Reviews & Buyers’ Guide 2022).Top 10 Best Wood Lathes (Reviews & Buyers’ Guide 2021).Top 10 Best Jack Hammers (Reviews & Buyers' Guide 2022).Top 10 Best Work Lights (Reviews & Buyers' Guide 2022). ![]()
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