Specification Brand : Hapivida BulletPoint1 : PREMIUM MATERIAL - The stair gauge is made of premium aluminum alloy, the appearance is anodized, wear resistance, strong and reliable. BulletPoint2 : HEXAGONAL DESIGN - Hex flat design gauge is more suitable for edges rather than circles, the gauge block can be completely perpendicular to the material, very stable and accurate clamping of the workpiece. BulletPoint3 : THUMB SCREWS - The stair gauge is equipped with black oxide steel thumb screws, which are non slip and sturdy, easy to grip and screw to any raft frame, and easy to carry even with gloves. BulletPoint4 : WIDE APPLICATION - The stair gauge is mainly used for stair longitudinal beam layout, rafter layout, etc. It is easy to arrange on any material, especially when there is a crevice at the edge of the wood. BulletPoint5 : IDEAL REPLACEMENT - This stair gauge can be easily used with fine workmanship, ideal replacement for the old and damaged parts. Color : Blue ExternallyAssignedProductIdentifier : 7625765787756 ItemName : Stair Gauges for Framing Square, Non Slip Framing Square Stops Stair Gauge Knobs Tool for Circular Saw & Carpentry Squares, Framing & Rafter Layout (Blue) ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 8 centimeters ItemPackageDimensions_Width : 7 centimeters ItemTypeKeyword : carpentry-squares Manufacturer : Hapivida Material : Aluminum MeasurementAccuracy : 0.1mm ModelName : Garosa8ypngxh329-13 ModelNumber : Hapividaorbmye8603-11 NumberOfItems : 1 PartNumber : Hapividaorbmye8603-11 ProductDescription : Item Type: Stair Gauge Material: Aluminum Alloy Use: Suitable for Woodworking Square Stair Auxiliary Clip