
Achieve Perfect 90° Corners, Every Time
Simplify your assembly process with our precision clamping squares. Designed to hold joints firmly and squarely, they are the extra pair of hands you need for flawless frames, cabinets, and drawers.


Engineered for Precision & Durability
Crafted from high-impact engineering plastic, these L-squares are built to maintain accuracy under workshop conditions. The integrated imperial and metric scales, along with common angle guides (22.5°, 45°), allow for quick measuring and marking directly on your workpiece.

Quick, Secure, and Hands-Free Clamping
Forget putting things together with a struggle. Our robust L-bolt and star knob system provides strong, even pressure to lock your pieces securely in place. This frees up your hands for nailing, screwing, or gluing, ensuring a stress-free assembly.
Why Choose Our Positioning Squares?

Versatile Application for Any Project
Whether you're building delicate picture frames or heavy-duty cabinetry, these clamps are the perfect solution for holding inside or outside corners square.

Product Specifications
| Feature | Details |
|---|---|
| Material (Squares/Blocks/Knobs) | Engineering Plastic / ABS |
| Material (Screws) | Galvanized Metal |
| Max. Clamping Thickness | 1.5 inches |
| Measurement System | Imperial (Inch) & Metric (Centimeter) |
| Available Sizes | 3", 4", 6", 8" (See selection for details) |
*Please refer to the specific SKU selection for exact size dimensions.
Frequently Asked Questions
These clamps are designed to accommodate materials with a thickness of up to 1.5 inches.
No. The clamping blocks are made of smooth ABS plastic, and the metal screw ends are chamfered, preventing dents or marks on your workpiece.
This product is typically sold as a set containing squares, screws, blocks, and knobs. Please check the specific product title and description for the exact quantity included in your purchase.