SAVE $30: As of Aug. 14, the Craftsman Gunmetal Chrome Mechanics Tool Set is on sale for $139 at Amazon. That's a 18% discount on the list price.

If you're looking to upgrade your tool set without spending a fortune, this Craftsman tool set deal is worth checking out. As of Aug. 14, the Gunmetal Chrome Mechanics Tool Set is down to $139, saving you $30 on the list price.

If you've got a big DIY project coming up, now could be a good time to make sure you've got all the tools you need.

The 121-piece kit has everything you need for a huge range of DIY jobs, including a wide selection of sockets, ratchets, wrenches, hex keys, specialty bits, and more. Its high-count 180-tooth ratchet is designed for working in confined spaces with a reduced arc swing, and the long-panel wrenches provide increased leverage to loosen stubborn fasteners.

It also has Tight Torque technology designed to help you with difficult jobs, such as removing fasteners with rounded heads and reducing further rounding during common maintenance tasks. Plus, the sockets and wrenches have easy-to-read size markings to help you find the right tool.

The set is also engineered to meet or exceed ASME specifications.

Pick up this tool set deal at Amazon now.

Lois Mackenzie is a freelance reporter at Mashable. Over the years she has written for many publications, covering everything from the local news to the best pair of running shoes. You can find bylines in publications including Fit&Well, Metro, and Coach magazine, usually covering deals on everything from earbuds to TVs, or guides on how to beat your half marathon time.

Lois also holds a Master's degree in Digital Journalism from Strathclyde University and obtained a Master of Arts in English Literature at the University of Aberdeen.