Features: High quality material, main body anodized CNC precision machining, rust proof, anti-corrosion, and wear-resistant. Easy to Use: Simple design allows for easy installation and adjustment, making it suitable for both beginners and professionals. Compact and lightweight, making it portable and convenient to carry around for on-site use. Stair gauges for conventional framing square stops, framing tool, rafter gauge, workbench peg, brake stops, clamp, carpenter. Tips: The product may be updated constantly due to different batches; the actual product may have slight differences or color variations, which do not affect use. Colour: Red Material: Aluminum Alloy Size: 19mm Package Contents: 2x Angle ruler auxiliary clamp Only the above package content, 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 +/- 1-3cm.