Precise Dual-Sided Markings: Each 6 inch ruler features clearly etched metric and imperial scales for quick, accurate measurements in classrooms, offices, workshops, and more Premium Stainless Steel Ruler: Made from durable, corrosion-resistant metal for long-lasting use; ideal for students, engineers, and professionals seeking a reliable steel ruler Convenient Value Pack: Includes 4 compact rulers 15 cm 6 inchs, great for sharing across workspaces, toolkits, or school supplies for consistent measuring on the go Organized and Accessible: Each steel ruler comes with a built-in hanging hole for easy storage, helping to keep desks, tool benches, and pencil cases neat and organized Safe and Comfortable to Use: Lightweight with smooth polished edges to prevent scratches or discomfort during extended use—perfect for precision drawing, cutting, or crafting, Manufacturer: YEV