[High Quality Material]- Premium squares clamps. CNC machined from a solid block of high quality material, durable material, will lasts for years. Surface anodized red treatment, durable and resistant to corrosion. [Easy To Use]- Easy to handle and the square clamp have beveled edges, won't damage fragile cutting edges. Excellent ergonomic design for gripping power which can help to set up quickly, providing you a comfortable using process. Corner treatment square tools can protect your fingers for a safer work and offer a strong balance for convenient use. [Best Size Choice ]- 5.5 inch 90 degree positioning squares solid right angle clamps is the best size for your small or big box woodworking work. There are different fixed holes to ensure that your work is more convenient. Our corner fixture is essential to ensure a balanced project outcome. [Professional Woodworking Tools]- Designed to be clamped to most kind boxes to assist with squaring during glue up. It can work with clamping tool to check and position the corner for wood board jointing to gluing up or welding at a right angle. Very practical tool to make your woodworking project easier. [Wide Application]- Carpentry right angle square set can be used to assemble and DIY by clamping boxes, drawers, shelf cabinets, frames, furniture cabinets, etc. Maintain a perfect 90 degree angle while assembling frames, cabinets, or any box. It also can use for clamping tool to check and position the corner for wood board jointing and gluing. colour:Red Material:Aluminum alloy size: 140mm Package Contents: 4 x Carpenter's square(5.5inch) 8 x positioning block Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.