
Short arm alloy steel hex keys, commonly known as short arm Allen wrenches or stubby hex keys, are precision tools designed for installing and removing internally driven fasteners where limited working space requires a compact tool profile. Their L-shaped configuration features a shorter working arm for improved access in confined installations while providing engagement with socket head cap screws, socket set screws, button head socket cap screws, flat head socket cap screws, shoulder screws, and other internal hex fasteners.
Manufactured from alloy steel, these short arm hex keys are intended for demanding industrial assembly, maintenance, manufacturing, and repair applications. They are commonly used throughout industrial machinery, automation equipment, robotics, tooling, fixtures, maintenance departments, machine shops, production facilities, OEM manufacturing, and field service operations where restricted access makes standard-length tools impractical.
Proper tool selection should consider the required hex size, available installation clearance, fastener accessibility, and application requirements. Individual product pages provide verified hex key sizes and dimensional information where available to assist engineers, maintenance professionals, and purchasing teams in selecting the appropriate tool.
Cold Headers supplies short arm alloy steel hex keys in a broad range of inch sizes for use with socket head cap screws, socket set screws, button head socket cap screws, flat head socket cap screws, shoulder screws, and other internally driven fasteners. Our catalog is organized to simplify exact-size selection while providing consistent engineering information across every product family.
Begin by confirming the required hex size for the mating fastener. Review installation clearance, fastener accessibility, and application requirements before selecting a short arm hex key. Proper tool selection helps ensure efficient installation and maintenance of internally driven fasteners in confined working areas.
Cold Headers Inc. has supplied specialty industrial fasteners and related products since 1962. Our catalog helps engineers, distributors, maintenance professionals, and purchasing teams locate exact sizes and difficult-to-find industrial fastening products without unsupported inventory claims.
Call 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.
Item # |
Item Name |
Hex Key Diameter |
Material |
Minimum Hole Size (A) |
List Price (per 100 pieces) |
|---|---|---|---|---|---|
| 3/32 x 046 Short Arm Alloy Steel Hex Key | N/A 3/32 Inch (in) Short Arm Alloy Steel Hex Key | N/A 3/32 in | N/A Alloy Steel | N/A 0.046 in | $2.65 |
| 1/8 x 061 Short Arm Alloy Steel Hex Key | N/A 1/8 Inch (in) Short Arm Alloy Steel Hex Key | N/A 1/8 in | N/A Alloy Steel | N/A 0.061 in | $2.65 |
| 5/32 x 076 Short Arm Alloy Steel Hex Key | N/A 5/32 Inch (in) Short Arm Alloy Steel Hex Key | N/A 5/32 in | N/A Alloy Steel | N/A 0.076 in | $2.65 |
| 3/16 x 091 Short Arm Alloy Steel Hex Key | N/A 3/16 Inch (in) Short Arm Alloy Steel Hex Key | N/A 3/16 in | N/A Alloy Steel | N/A 0.091 in | $3.10 |
| 7/32 x 106 Short Arm Alloy Steel Hex Key | N/A 7/32 Inch (in) Short Arm Alloy Steel Hex Key | N/A 7/32 in | N/A Alloy Steel | N/A 0.106 in | $3.55 |
| 1/4 x 140 Short Arm Alloy Steel Hex Key | N/A 1/4 Inch (in) Short Arm Alloy Steel Hex Key | N/A 1/4 in | N/A Alloy Steel | N/A 0.14 in | $4.00 |
| 5/16 x 160 Short Arm Alloy Steel Hex Key | N/A 5/16 Inch (in) Short Arm Alloy Steel Hex Key | N/A 5/16 in | N/A Alloy Steel | N/A 0.16 in | $5.75 |