CMMT42939 CRAFTSMAN Sears

Review CRAFTSMAN Sears Used

The Craftsman CMMT42939 3/8-inch Drive Metric Combination Wrench Set from Sears is a must-have tool for any mechanic, DIY enthusiast, or homeowner. This set includes 15 essential metric wrenches, ranging from 8 to 15 millimeters in size, providing you with the versatility to tackle a wide range of tasks. Each wrench is precision-machined from high-strength carbon steel, ensuring they are durable enough to withstand heavy-duty use and tough enough to loosen the most stubborn bolts.

The wrenches feature a chrome-vanadium alloy coating that offers superior corrosion resistance, ensuring they maintain their functionality and appearance even in harsh environments. The combination design allows for both open-end and box-end access, providing you with multiple gripping options to suit different bolt head shapes and sizes.

The ergonomic handle design ensures a comfortable grip, while the knurled texture provides a secure hold, even when your hands are greasy or wet. The set comes in a durable, stackable plastic case, making it easy to transport and store. Additionally, the set conforms to the ASME B10.12.1 standard for wrench and socket dimensions, ensuring compatibility with other tools and manufacturers.

With the Craftsman CMMT42939 Metric Combination Wrench Set, you can tackle a variety of projects with confidence, knowing that you have the right tools for the job. Its high-quality construction, versatile design, and convenient storage solution make it an invaluable addition to any toolbox.

Pros and Cons of buying a Craftsman CMMT42939 Sears Cordless Drill/Driver

The Craftsman CMMT42939 Sears cordless drill/driver is a popular power tool that caters to both DIY enthusiasts and professional contractors. In this analysis, we will explore the merits and demerits of purchasing this versatile tool.

1. Versatility: The 1/2-inch keyed chuck accepts both standard and hex-shank bits, providing a wide range of fastening and drilling applications.

2. Powerful: Delivering 480 unit watts out (UWO) of max torque, this drill/driver has enough power to tackle various projects around the house or on the job site.

3. Brushless Motor: A brushless motor extends the drill's lifespan, improves battery efficiency, and reduces heat generation for longer runtime and minimal maintenance.

4. Compact and Lightweight: Weighing only 3.4 pounds with the battery, this drill is easily maneuverable and portable, making it an excellent choice for tight spaces and overhead work.

5. Ergonomic Design: The 3-mode LED worklight illuminates dark workspaces and the textured overmold grip provides a comfortable and secure hold.

6. Two Speed Transmission: The dual-speed transmission offers flexibility to match the application, with a low speed for drilling and a high speed for driving.

7. Battery Compatibility: This drill is compatible with the Sears Craftsman 20V MAX lithium-ion battery system, allowing users to share battery power with other Craftsman 20V MAX tools.

1. Battery and Charger Not Included: The Craftsman CMMT42939 drill/driver does not come with a battery or charger, adding to the overall cost of the tool.

2. Limited Torque Adjustment: The drill/driver does not have an adjustable clutch, which can be a drawback for users who require precise torque control for delicate applications.

3. No Forward/Reverse Switch: The lack of a forward/reverse switch may be inconvenient for some users, especially when working with screws or removing fasteners.

The Craftsman CMMT42939 Sears cordless drill/driver showcases several impressive features, including a powerful brushless motor, versatile chuck design, and compact size. However, the absence of a battery, charger, and adjustable clutch may deter some potential buyers. Ultimately, the decision to purchase this drill depends on an individual's specific needs and budget.

If you're in the market for a versatile and powerful cordless drill/driver with a brushless motor, the Craftsman CMMT42939 Sears model is an excellent option. However, be sure to factor in the cost of purchasing a battery and charger separately, and consider whether the lack of torque adjustment and forward/reverse switch are deal-breakers for your projects.

Details:

All products are guaranteed to be working but may show signs of use if purchasing a used product. Call to use a shipping service other than the ones listed. Sells new and surplus product develops channels to purchase such. Packaging and handling: items are safely eds packaged in custom shipping cartons for protection.

Part number CMMT42939.

specifications buildymat:

• brand: Craftsman
• mpn: Cmmt42939

general buildymat:

• category: Business & Industrial > Supplies > Building Materials

seller buildymat:

• rating: 99.4%
• # reviews: 187311
• city: 1 millennium dr, willingboro, nj 08046

payments buildymat:

• other
• credit card: diners-club
• wallet: apple-pay

offer buildymat:

• sold #: 12
• started: january 25, 2026
• availability: in stock
• in stock #: 4
• options: ship-to-home
• prices: $14.95–$30.00
• item condition: New

shipping buildymat:

• class: standard
• type: fixed
• service: standard
• transit: 30-34 days

returns buildymat:

• paid by: buyer
• method: money back
• time: 30 days
• policy: returns accepted