Features Reliable material: Made of selected stainless steel and aluminium alloy, the combination square set is difficult to carry and rust and has a long service life. MULTI FUNCTION The kit includes a 300mm sliding ruler, protractor head, center head and square heads for all your leveling needs. Wide Application The combination angle ruler set is suitable for DIY work, decoration building, drawing design, carpentry, etc. Extremely practical: can be used for various measurements, such as horizontal, depth, angle, 45 degree tilt measurement, etc. Laser printing: laser technology with clear writing, high wear resistance and high accuracy. Specification: Item Type:Combined Square Ruler Material: stainless steel, aluminium alloy. Ruler length: approx. 30 cm. Package list: 1 x Combination Angle Ruler Package List 1 x Combination Square Ruler