A screw is a fastener that has a ridge or thread encircling the entire length of the device, while a bolt has a smooth shaft and a threaded end. Screws have heads with a depression indicating the type of driver necessary for fastening. Bolt heads are manipulated with a wrench and often have hexagonal designs.Know More
Screws and bolts are fasteners used for various types of construction and repair. They have different heads and body designs that make each of them uniquely appropriate for certain projects. The specification allows for ease of assembly and greater durability of final products.
A screw is an externally threaded post that bears ridges all the way down the length of the shaft. This threading helps dig into the surface of the pieces being screwed together, making it difficult to pull the materials apart and providing greater support in solid objects. Screws are perfect for drywall and wood.
A bolt is a smooth length of metal with a substantial head and a threaded tip. It is paired with a nut on the end that is fastened to the threading and provides reinforcement while also permitting materials to expand and contract without creating as much friction. Bolts are ideal for metal structures.Learn more about Tools
There are several ways to get a broken bolt ou,t and these methods include using a vise grip, heating the bolt with an acetylene torch and drilling out the bolt. In some cases, penetrating oils can also help loosen up the bolt, but it may take some time for the oil to penetrate all the way through the bolt threads.Full Answer >
Two websites that provide specifications for cam bolt torques are BoxWrench.net and MaineMustang.net. Box Wrench offers specifications for a variety of engine models, while Maine Mustang specializes in specifications for Ford engines.Full Answer >
A metric bolt torque by grade listing is available on RepairEngineering.com and DansMC.com. They provide the suggested torque values for different bolt sizes. In addition to these guides, it is essential to check a shop manual when choosing the right grade of a particular bolt.Full Answer >
Check for the appropriate amount of torque and turn the torque wrench in a clockwise motion against the bolt until the indicator or the gauge shows the desired ft-lbs. When tightening bolts on a car wheel, the recommended amount of torque is usually listed in the car owner's manual.Full Answer >