Specification Brand : HEEPDD BulletPoint1 : Aluminum Alloy Material: Made of premium aluminum alloy, our right angle stair gauge is lightweight, robust, and ensures long term stability for reliable measurement support. BulletPoint2 : Hex Design for Stability and Accuracy: Featuring a hex flat design, our right angle ruler clamp increases stability and accuracy, making measurements more accurate and convenient for seamless staircase design and quantification work. BulletPoint3 : Multi Functional Tool: Not just for stair quantification, our right angle ruler clamp can also be used for other right angle measurements and layout work, providing a versatile and practical solution for different occasions and needs to enhance work efficiency. BulletPoint4 : Secure Grip with Black Oxide Steel Screws: Equipped with black oxide steel wing screws, our stair gauge provides a non slip grip, making it easy to hold and twist onto any rafters, even when wearing gloves. BulletPoint5 : Versatile Usage: Ideal for staircase beam layout, joist layout, and more, our staircase ruler clamp is easy to set up on any material, especially useful when dealing with spaces in wood. ItemName : Aluminum Alloy Hex Right Angle Stair Gauge for Staircase Beam Joist Layout, Attachment, Jigs for Framing Stairway Railing Clamp with Black Oxide Steel Wing Screws ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 11 centimeters ItemPackageDimensions_Width : 7 centimeters ItemTypeKeyword : angle-clamps Manufacturer : HEEPDD ModelName : HEEPDDfw8khxz3u0 ModelNumber : HEEPDDfw8khxz3u0 PartNumber : HEEPDDfw8khxz3u0 ProductDescription :