2Pcs Stair Gauges for Framing Square Layout Attachment for Carpentry Squares Non-Slip Tall Framing Jigs made from aluminum alloy. These corner clamps are equipped with a scale ruler and locking mechanism for easy angled adjustments. Enhances precision in every project with Corner Square Clamping Tool, 1 set of two that ensures accurate angled measurements. Suitable for home renovations, woodworking projects, or drafting, these corner clamps are an essential addition to any toolkit for professionals and enthusiasts, including architects and hobbyists. Simplify angled measuring with this pair of Corner Square Clamps. Color: Black Material: Metal Package Contents: 2 x Carpentry Squares Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3 cm.