Hex keys, commonly known as Allen keys/wrenches in the UK and various other countries, are a very simple hand tool of the general spanner and socket family, used for tightening and loosening hexagonal bolts and other compatible fasteners.
Is a hex key the same as an Allen key?
A hex key, also known as an Allen key is a simple tool used to drive bolts and screws with hexagonal sockets in their heads.
How many sizes of hex keys are there?
Hex key sizes include: SAE -. 028″,. 035″,. 050″, 1/16″, 5/64″, 3/32″, 7/64″, 1/8″, 9/64″, 5/32″, 3/16″, 7/32″, 1/4″, 5/16″, and 3/8″.
What is the difference between Allen and hex?
The terms “hex wrench” and “Allen wrench” refer to the same tool: an L-shaped hexagonal device designed to fit and drive bolts and screws that have a hexagonal socket in their heads.What is the biggest allen key size?
Hex sizeLength long armLength short arm1/16 inch91 mm15 mm5/64 inch100 mm16 mm3/32 inch112 mm18 mm7/64 inch119 mm19 mm
How do you find the hex key?
As long as you know how to measure a hex key, you can always determine the size you have. Hex keys measurements are done across-flats or AF. This simply means that they are measured from one flat side of the head to the one directly across from it.
What is Torx key?
Torx keys are also commonly known as star keys. Like hexagon allen keys, most torx keys are small enough to be carried in a pocket and enable the user to drive the appropriate fasteners without needing a separate screwdriver or power tool.
What are star wrenches?
Long Arm Hex Key Wrench Set offers the most common Star hex wrench sizes to remove and install most star screws found in cars, furniture, equipment, and more. The versatile long arm/short arm design offers extra reach on one end, and extra leverage on the other.Why do hex keys have ball ends?
Easier hex key 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.
Is Torx better than hex?The Torx design allows for a higher torque to be exerted than a similarly sized conventional hex socket head without damaging the head and/or the tool.
Article first time published onIs Allen wrench a brand name?
Allen is a brand of hand tools, most widely recognized for its wrenches, known generically as “Allen wrenches”. As a brand, it is owned by Apex Tool Group.
How big is a size 8 Allen key?
Metric Hex KeyImperial Hex Size5.5 mm7/326 mm1/47 mm9/328 mm5/16
How are Allen wrenches sized?
Most Allen wrenches have the size stamped clearly on the side of the tiny, angled tool. The inch or millimeter size may have rubbed off with use or may be entirely too small to read. In this case, an Allen wrench or hex key chart can make finding the right size for your socket head much easier.
Why is it called Allen key?
The “Allen screw” name for the socket head cap screw and “Allen key” for the wrench originate from the products of the Allen Manufacturing Company of Hartford, Connecticut. According to Bates, it is widely reported that the company trademarked the name “Allen wrench or key” for its range of hex wrenches in 1943.
What's the smallest Allen key?
Sizes contained in the set are 0.71mm , 0.89mm (the two smallest hex keys in this set are metric) – then 1.27mm (0.05″), 1/16″; (1.59mm), 5/64″ (1.98mm), 3/32″ (2.38mm) and 7/64″ (2.79mm).
Is there a 2.25 mm allen wrench?
Designed for the miniature fasteners this basic aluminum handle comes with a 2.25mm hex nut wrench #29212. The hex wrench is for hex nuts that measure 2.25mm across the flats of the hex material or across the Star corners. Please note we also carry wrenches for 2.0mm and 2.5mm hex material.
Who invented Allen wrench?
In 1909–1910, William G. Allen too patented a method of cold-forming screw heads around a hexagonal die (U.S. Patent 960,244).
What are TX hex keys?
Hex keys are used to tighten or loosen bolts and screws that have a hexagonal head. They are a versatile tool and useful in many settings. Quality hex key sets are made from durable steel, and some feature multipurpose keys with a hex at one end and a ball at the other.
What are Phillips screws?
: a type of screw that has a slot in its top that looks like a cross.
What is a T5 bit?
The Torx T5 screw is a common specialty (or security) screw used in consumer electronics, cell phones, and tablets. … Use this precision Torx T5 screwdriver for DIY or professional electronics repair. The Torx T5 screw is a common specialty (or security) screw used in consumer electronics, cell phones, and tablets.
Can you put an allen key in a drill?
Can I put an Allen wrench in a drill? Yes. You can cut off the branch of the L-shaped hex key. Create a straight wrench that can fit into the chuck of a power drill.
What do you do if you have no 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.
Can you use a drill instead of an Allen key?
Turn those lonely allen wrenches into an entirely new tool by cutting off the branch of the “L” shape and creating a straight hex driver that can fit into the chuck of any power drill, just like a normal drill bit.
How many types of Allen keys are there?
14 Different Types of Allen Wrenches.
Is an Allen wrench a screwdriver?
Allen keys work like most other screwdrivers and wrenches but with a few nuances. You can use them by placing one of the ends inside a fastener with a hexagonal socket head and turning it. Turning the Allen key clockwise will tighten the fastener, whereas turning it counterclockwise will loosen or remove the fastener.
How are Allen keys made?
Extrusion. Allen wrenches, also called “hex keys,” start as large pieces of steel alloy known as billet. These 50- to 80-lb. blocks are loaded into a powerful hydraulic press that squeezes the malleable metal through a small opening, creating a long, rod-like piece.
Why are Allen wrenches?
Why are they referred to as “Allen wrenches”? … Allen patented a cold drawing process for making hex socket set screws. Wrenches to turn these screws would make Allen famous. “Allen” is a registered trademark, however, even wrenches from other manufacturers are sometimes called Allen wrenches.
What are Allen wrenches used for?
An Allen key or Allen wrench is also known as Hex key. This is a small handheld tool used for turning bolts and screws which have hexagonal sockets.
What is flat screwdriver?
A “slotted flat blade screwdriver” is a long standard hand-tool dating back to the 1500s. It has a flat-bladed tip used to turn, fasten or loosen screws and bolts. The flat blade screwdriver is an extremely versatile tool and is used for fasteners of all sizes, providing significant leverage.
Is Torx better than Philips?
Category \ Head:PhillipsTorxmax torquelowerhighercenteringexcellentgoodoverload behaviorcam-outbit/screw failergonomicsaverageexcellent
Who invented Torx?
The development of the Torx screw began in 1967, was patented in 1971 and was invented by Bernard F. Reiland for the then Camcar Textron company.
