Material: The combination square is made of high-quality stainless steel and the corner frame is made of aluminum alloy, which is durable, light and easy to carry. Detachable design: The base of the precise combination square and the ruler can be used separately. The hidden marking pin design is safer and prevents accidental injuries. It can be disassembled and assembled at will and is convenient to use. Double-sided scale: The laser scale of the combination square measuring tools is clear and wear-resistant, anti-glare, and the double-sided scale is easy to read and use. Multi-dimensional measurement: The built-in horizontal bubble in the combination can measure objects horizontally, vertically and 45 obliquely. Wide application: The professional measuring tool is widely used in various measurements in daily life, DIY manual, school teaching, professional carpenters, decoration industry, etc. Description: 1. Aluminum alloy base, thick and firm, durable and long service life. 2. Stainless steel ruler, thick, not easy to rust, no deformation, clear and accurate size, no glare. 3. The invisible marker can be disassembled and assembled at will, which is convenient to use. 4. The stainless steel angle square with bubble level for horizontal, vertical and 45/90 degree measuring operations. It is an ideal choice for professional craftsmen. Product details: Sliding base High quality stainless steel aluminum alloy base, sturdy and durable, unique design Double-sided scale: Combination square angle ruler, double-sided scale, laser marking, wear-resistant, high resolution Tool description: Equipped with ruler holder, fixing nut, stainless steel ruler, horizontal bubble, marking needle Specification: - Product name: combination square - Material: aluminum alloy + stainless steel - Color: black - Quantity: 1 piece - Size: ruler: 30cm, horizontal bubble: 3cm, base: 10*8*2cm, needle marker: 3.5cm - Application: Combination squares with metric angle are used in life, schools, professional carpenters and decoration industries. Package includes: 1 * combination square rulerYeuri