[Enhanced Thickness]: The 8 mm thickened acrylic substrate provides clear visibility during cutting and offers exceptional wear resistance and durability. Its high transparency allows for real-time monitoring of elastic edges to facilitate prompt adjustments and prevent board damage. [Superior Stainless Steel Fasteners]: Stainless steel fasteners are highly resistant to deformation, providing increased stability and firmness. With higher hardness compared to traditional iron accessories, they maintain shape even under machine tension, ensuring long-lasting stability and durability. [Versatile Adjustable Design]: The backing distance and width can be easily adjusted from 0 to 18 cm, allowing for precise, stable, and reliable clamping. This adjustable design enhances accuracy and stability during locked cutting processes, resulting in more precise and stable outcomes. [Wooden Router Flap]: Compatible with 4-inch cutting machines, this wooden router flap is versatile, capable of 45°