
General Tools 833
Score: 72/100
Irwin Combination Square
Score: 85/100Rankings

The IRWIN Combination Square 12" is a versatile measuring tool featuring a durable stainless steel blade and cast zinc body. It is designed for accurate 90° and 45° markings, depth gauging, and angle transfers. It is best suited for DIYers and contractors needing a reliable, budget-friendly tool for general construction tasks.

The General Tools 833 is a 10-inch plastic contour gauge designed to duplicate irregular shapes and profiles instantly. It features integrated rulers and magnets for convenience, though it lacks a locking mechanism. Best suited for DIYers and woodworkers who can manually hold the shape during transfer.
| Attribute | ![]() | ![]() |
|---|---|---|
| ↓ lower better | — | 0.1best |
— | 12best | |
| ↓ lower better | — | 408 gramsbest |
1.25 inchesbest | — | |
— | 1best |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Build & Durability(2) | ||
Blade Material | Plastic | Stainless Steel |
Housing Material | Plastic | Cast Zinc |
Dimensions & Range(1) | ||
Weight (grams) | grams | 408 grams |
Performance & Accuracy(2) | ||
Scale Type | Standard | Black precision-etched |
Graduations | 1/8 inch, 0.25 cm | 1/16-inch |
Features & Usability(1) | ||
Locking Mechanism | None | Reversible lock bolt |

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

No independent expert reviews from sources like ToolGuyd or Pro Tool Reviews were found.
Common implied praise from product descriptions highlights the tool's ease for DIY flooring cuts around obstacles and its ability to accurately copy spindles and curves.




Professional reviewers praise the IRWIN Combination Square as a well-made and accurate tool, highlighting its rust-proof blade and practical features like the level and scriber.
Consumer feedback is sparse, with no aggregated ratings or detailed testimonials found in the available sources.