90 Degree Right Angle Engineer Set Precision Ground Steel Hardened Angle Ruler Carbon Steel Machinist Square ,Easy to Use

Material: carbon steel Coming with a store case, is conveninet to carry or storage. Forged with carbon steel,after heat treatment has better hardness, strong and durable, rust resistence. Designed for precision layout and measurement work, 4 sizes of square ruler onsale , meeting various measuring or designing need. Thicken base design ,not easy to tilt. Right angle and clear specifications design, make the work is more effiecent and accurate.