
Craftsman 135-Piece Mechanics Tool Set 8 inch
Score: 88/100
Craftsman 105-Piece Mechanics Tool Set 8 inch
Score: 85/100Rankings

The Craftsman CMMT12124 is a 135-piece mechanics tool set featuring low-profile 72-tooth ratchets with a 5° arc swing and thinner heads for improved access in tight spaces. It includes a comprehensive assortment of SAE and metric sockets, wrenches, and drive tools housed in a durable blow-molded case with a full lifetime warranty. It is highlighted as reliable for basic maintenance to complex repairs, with the low-profile design and chrome finish standing out for professional-grade feel.

The Craftsman CMMT12123L is a 105-piece mechanics tool set featuring 1/4-inch and 3/8-inch drive sockets, ratchets, and bits in both SAE and Metric sizes. It is designed for DIYers and automotive enthusiasts, offering low-profile ratchets with a 5-degree arc swing and a durable chrome finish housed in a portable blow-molded case. While noted as a perfect addition for semi-pros, editors caution that it is not intended for heavy professional use due to its limited drive sizes.
| Attribute | ![]() | ![]() |
|---|---|---|
135best | 105 | |
72 teethbest | 72 teethbest | |
| ↓ lower better | 9.8 lbsbest | 13.8 lbs |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Set Composition(1) | ||
Total Piece Count | 135 | 105 |
Build & Durability(1) | ||
Tool Material | Alloy Steel | Chrome Steel |
Compatibility & Sizing(3) | ||
Drive Size | 1/4, 3/8, and 1/2 inch | 1/4 and 3/8 inch |
Socket Type | 6-point and 12-point | 6-point |
Socket Points | 6-point and 12-point | 6-point |
Portability & Storage(1) | ||
Set Weight (lbs) | 9.80 lbs | 13.8 lbs |

Products in the top-left offer the best value (high score, low price).

Professional sources praise the set's high quality, durability, and versatility, noting the wide variety of tools, smooth ratchet operation, and sturdy case for organization. It is highlighted as reliable for basic maintenance to complex repairs, with the low-profile design and chrome finish standing out for professional-grade feel.
Consumers commonly praise the wide tool variety covering SAE/metric sizes, smooth and comfortable ratchets, durability for everyday projects, and organized case. Recurring complaints are minimal in sources, but some note the case's bulkiness; overall, it's seen as indispensable for DIYers.

“well-made”

“range to cover it all”



Professional reviewers and editors highlight the Craftsman CMMT12123L as a valuable starter set for automotive enthusiasts and DIYers. They praise its superior ratchet access in tight spaces, organized storage, and ASME compliance. While noted as a perfect addition for semi-pros, editors caution that it is not intended for heavy professional use due to its limited drive sizes.
Everyday consumers generally praise the ratchet performance in tight spots and the versatility of the socket variety for cars and lawn equipment. The lifetime warranty is a significant positive factor. However, recurring complaints focus on the limited drive sizes (no 1/2-inch) and the lack of wrenches, with some users noting it falls short for heavy professional tasks.
