
Channellock 424
Score: 82/100
Craftsman Groove Joint Plier 10-in
Score: 80/100Rankings

The Channellock 424 is a compact, 4.5-inch straight jaw tongue-and-groove plier designed for precise gripping in tight spaces. It features a PermaLock fastener and laser-hardened teeth, making it ideal for small-scale mechanical and plumbing tasks. However, its limited jaw capacity makes it unsuitable for larger objects or heavy-duty work.

The Craftsman CMHT81720 is a 10-inch groove joint plier constructed from drop forged steel, designed for strength and versatility in gripping, twisting, and cutting tasks. It features precision machined jaws and multi-zone bi-material grips to ensure comfort and control during use. This tool is positioned as a reliable, value-driven option suitable for both DIY homeowners and general contractors.
| Attribute | ![]() | ![]() |
|---|---|---|
57 HRCbest | — | |
114 mm | 254 mmbest | |
12.5 mm | 57 mmbest | |
| ↓ lower better | 38 gbest | 435 g |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Jaw & Cutting Performance(3) | ||
Jaw Type | straight | Groove Joint |
Jaw Capacity (mm) | 12.5 mm | 57 mm |
Finish | coated | Chrome |
Handle & Ergonomics(2) | ||
Handle Material | plastisol | Bi-material |
Grip Type | comfort_grip | Multi-zone |
Core Specifications(5) | ||
Tool Type | tongue_and_groove | Groove Joint Pliers |
Material | high_carbon_steel | Drop forged steel |
Overall Length (mm) | 114 mm | 254 mm |
Weight (g) | 38 g | 435 g |
Warranty | limited_lifetime | Full Lifetime Warranty |

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

Manufacturer and retailer descriptions consistently praise the Channellock 424 as the smallest straight jaw model that is easily transportable. Emphasis is placed on PermaLock reliability, no-slip action, and superior grip for professional use.
Results contain no consumer reviews, ratings, or comments. Common praise and complaints cannot be detailed without user data.

“unbeatable Craftsman warranty and great price compared to other top brands”




Retailer descriptions highlight the tool's sturdy construction and reliable hinge pin, positioning it as a value-driven option backed by the Craftsman warranty rather than a high-end specialized tool.
Direct user reviews are sparse, but available feedback praises the unbeatable warranty and competitive pricing. Broader implications suggest satisfaction with the grip comfort and build strength.