Innovative square tool for equipped with multiple sliders, which allows easy adjustment of slider positions according to the depth of the side panels of the cabinet, making it easy to accurately drill holes and screw insertion. [Woodworking Measuring Design Tool] Two in Functionality ] Beyond being a simple measuring ruler, the carpenter square also serves as a two-in-one connector for drilling holes, which adds convenience and practicality to your design. [2-in-1 Square-Durable Construction] Crafted from a premium electric wooden board, this square tool features double-sided engraving that is wear-resistant. The quick square with a sturdy and level construction ensures longevity and reliability in various working conditions. [Triangle Wooden Positioning Ruler - 2 in 1 Adjustable Square Sliders] The adjustable speed square features adjustable positioning blocks that offer flexible positioning and can be easily removed. Positioning triangle ruler with a hole diameter of 4.5mm; it is recommended to use a 3-4mm drill bit for accurate hole positioning. [INNOVATIVE SQUARE TOOL FOR - SEAMLESS SOLID BASE] Designed with a solid seamless base, this square tool to ensure a consistent fit with no gaps between the base and the ruler. The smooth and delicate surface of the 2-in-1 square ensures comfort and durability to the user, preventing abrasions on the hands during use., Manufacturer: Bumdenuu