What is Allen key used for?

A hex key, also known as an Allen key or Allen wrench, is a small handheld tool that’s used for for driving bolts and screws with a hexagonal socket. They are available in many different sizes, though they all have the same hexagonal-shaped tip.

A hex is a standard bolt, you would use a wrench on(external hex). An Allen is a bolt you would use a Allen wrench on(internal hex).

Additionally, how many types of Allen keys are there? four types

One may also ask, how do you tighten Allen keys?

If you wish to tighten a bolt, carefully insert the tip of your Allen wrench into the hexagonal cross section of the bolt and proceed to firmly turn the wrench in a clockwise fashion until the bolt has been sufficiently tightened.

Are Torx and Allen keys the same?

What Is the Difference Between a Torx Key and an Allen Key? Allen keys, also called hex keys, feature a hexagonal cross section, while Torx keys feature a star- or asterisk-shaped cross section.

What can I use instead of an Allen key?

Sometimes you can use small types of flat headed screwdrivers as an allen wrench by putting the end in the socket so that the 2 edges of the screwdriver work as leverage in the hole to turn it. A wider socket on the bolt or nut, use a wider flathead screwdriver.

How do I know my Allen key size?

Hex key standard sizes. Hex keys are measured across-flats (AF), which is the distance between two opposite (parallel) flat sides of the key. Damage to the fastener or the tool can result from using a hex wrench that is too small for the socket, for example a 5 mm tool used in a 5.5 mm socket.

Why do Allen keys have a ball end?

When you buy a hex key (Allen wrench) set, get them with ball ends. The advantage is that their ball end make it easier to slide the wrench into the receiving slot. You can reach in at an angle and feel your way to the needed drop-in position faster.

What does a hex tool look like?

The Allen wrench itself is a small L-shaped wrench with six sides. If you look at a cross-section of the Allen wrench, it looks like a hexagon. Since the Allen wrench has such a specific shape, it can only be used with items especially designed for it.

How do you remove a hex screw?

How to Remove a Hex Screw Insert the long end of various hex-key wrenches into the hexagonal slot of a hex screw until you find a wrench that fits into the slot. Check the fit of the key wrench by turning it slightly to either side with gentle pressure. Turn the hex-key wrench in a counterclockwise direction to loosen the fastener.

How do you remove Allen bolts without Allen keys?

How to Remove Allen Head Screws Without an Allen Head Screwdriver Try to find a standard screwdriver that fits snugly between two of the points of the screw. It should fit with no wiggle room. Get your hacksaw. Put a small toothed blade on the saw. Use a standard screwdriver that fits the groove you just made snugly.

How many sides does an Allen wrench have?

six sides

How is hex size measured?

How to Measure a Hex Bolt Step 1: Measure Shank. The first measurement that you will need to take is the overall length of the shaft of the bolt. Step 2: Measure Unthreaded Area. Most hex bolts have an area that does not have threads. Step 3: Measure Bolt Diameter. Step 4: Count Threads. Step 5: Make Note of Grade.

What do you do with a stripped Allen screw?

Step 1 Removing Stripped Counter-Sunk Allen-Key Bolts Cut a slot into the screw head. Place a screwdriver in the slot and tap with a hammer in the counter-clockwise sense to loosen the bolt. Unscrew the bolt with the driver.

What can I use if I don’t have a hex key?

Screwdrivers Sometimes you can use small types of flathead screwdrivers as a hex wrench by putting the end in the socket so that the two edges of the screwdriver work as leverage in the hole to turn it. The wider the socket on the bolt or nut, the wider the flathead screwdriver you will want to use.

Does Walmart sell allen wrenches?

13pc Metric Hex Key Allen Wrench Set Long Short Arm End W/ Holder Sae Set Tools – Walmart.com.

What is a Torx screwdriver used for?

Torx screwdrivers are designed to remove Torx screws. Torx rhymes with “forks.” Torx screws are designed to be tamper resistant and are used on automobile components, bicycles, computers and other things to which manufacturers want to limit consumer access.