22 pc STANLEY® FATMAX® Simulated Diamond Tip Hex Key Set

Product Overview

This FATMAX® Simulated Diamond Tip Hex Key Set includes 22 strong, rust-resistant steel hex keys in many popular SAE and Metric sizes. Each key features industrial-grade, simulated diamond coated tips to provide up to 40% more grip on fasteners*, and a ball end that's ideal for turning hard-to-reach fasteners on an angle. This handy set comes with two hangable, labeled holders to make it easy to find the exact size you'll need for your job.

Additional Features

  • Labeled holders provide convenient selection and storage
  • Keys meet or exceed ANSI/ASME specs


  • (1) SAE sizes: 1/16 in., 5/64 in., 3/32 in., 1/8 in., 9/64 in., 5/32 in., 3/16 in., 7/32 in., 1/4 in., 5/16 in., 3/8 in.



  • Limited Lifetime Warranty

We're confident of the quality of our products and we'll repair, without charge, any defects due to faulty materials or workmanship within the specified warranty.

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We take extensive measures to ensure all our products are made to the very highest standards but on the rare occasion that you need our help & support, we've got you covered.

Support Manual


  • *On average; against steel surfaces; per ASTM G133 vs. an uncoated steel plate