Bolt Base 1.5mm Metric Short Arm Allen Key/Hex Wrench / M1.5 Hexagon Keys/Wrenches - 1 Key

Product Information

The hex key is corrosion resistant and is made from chrome-finished S2 steel, for a long and dependable tool life.

From RS PRO, this high-quality hex key set is a handy way to keep differing allen key sizes all in one place. The L-shaped key has a long arm, and so is ideal for deep-set bolts. This article provided a summary of the commonly available sizes of Allen™ wrenches/keys and explained the different types of Allen™ wrenches as well as the advantages of these tools. For information on other topics, consult our additional guides or visit the Thomas Supplier Discovery Platform where you can locate potential sources of supply for over 70,000 different product and service categories, including suppliers of Allen™ wrenches and other hex key wrenches. Long-reach Allen keys are a common feature of most good quality hex key sets, which tend to include a useful range of common wrench sizes and diameters (typically from around 1-1.5mm, up to 12mm and beyond). Pressure points – the hex design of the Allen™ screw distributes force from the tool against 6 surfaces compared with 4 for the Phillips head screw and 2 for the slotted screw. This makes it easier to loosen or tighten these fasteners and can make it less likely to strip or damage a fastener while loosening or tightening.

Advantages of Hex Socket Fasteners and Allen™ Wrenches

Moving over to the right-hand side, we’ve provided the metric to SAE guide for Allen wrench conversions. Similar to the metric hex keys, the SAE hex wrenches don’t always have a perfect substitute as seen for SAE size 3/16″. Thus, we recommend that those with only a metric Allen wrench set add a separate SAE hex key set to their stable. Substituting Uncommon Hex Sizes Figure 1 below shows the cross-sectional profile of the Allen™ wrench or Allen™ key. The important parameter that establishes the size of the Allen™ wrench or Allen™ key is the width across flats, which is the distance between any two of the faces of the tool that are parallel to each other. Are typically double-ended, thus offering a ‘spare’ hex driver in case of damage or rounding to one end of the tool Hex key sets with T-handles are especially popular with mechanics and automobile enthusiasts, thanks in part to the fact that the T-handle Allen wrench offers certain user luxuries that standard hex keys don’t.

This article will present information on Allen™ wrenches, what they are, their advantages, and the common sizes that are available in the marketplace. To learn more about other types of fastener products, see the list of related articles at the end of this article. What is an Allen™ Wrench?Like all hex wrenches, long-reach Allen keys are also sold with a variety of head and handle types for various more specialised applications - these can include: Size and weight – Allen™ keys tend to be smaller and lighter than the equivalent tools used to apply other fastener types, making them easier to carry. This can be an advantage for applications where mobility is important such as with cyclists that might want to carry a bike tool kit along on a ride. Hex keys have a number of important characteristics that make them particularly well suited to the straightforward, user-friendly fastening role that has made them so popular among operators of all experience levels. These include the fact that hex keys: