

The size is either indicated in direct measurement values or on a standard size callout. William Byrd Getting After It With the Husky 17-piece SAE/Metric Hex Set.

Size: The size of the driving end of the tool. Hex keys range from 1.5 inches to 2.5 inches in length basically the larger the key, the longer it is. Tip Type: A description of the hex driving end of the tool. Tool Type: A general description of the item’s function. T-handled hex keys allow you to apply quite a bit more force when turning tight screws, and are also a little longer than regular hex wrenches, which is useful when accessing deep or awkward fasteners. Hex keys are formed from a single piece of hard hexagonal steel rod, having blunt ends that fit snugly into similarly-shaped screw sockets.
HEX KEY DRIVER
The Torx (also a trademark) style, known alternatively as star or hexalobular screw head form, exaggerates the points of the basic hexagon form into a 6-pointed star shape, allowing increased torque transfer or reduced likelihood of screw head damage. A hex key, also known as an Allen wrench, is a simple but essential tool used to drive hexagonal bolts and screws into their heads. 1499 (0. A hex key (also, hex wrench, Allen key and Allen wrench or Inbus) is a simple driver for bolts or screws that have heads with internal hexagonal recesses (sockets). Hex keys or wrenches, also known by the trademark “Allen” name, are used with screw fasteners having a simple hexagonal socket in their heads. Products in this family are hand tools used in conjunction with screw style fasteners having hexagonal, internal wrenching heads. This Product Selection Guide contains information to help select products in the Hex, Torx Keys category on
