| 321115 | Engineering Square Non-Graduated HIgh Grade - 50mm |  |
| 321116 | Engineering Square Non-Graduated HIgh Grade - 75mm | |
| 321117 | Engineering Square Non-Graduated HIgh Grade - 100mm | |
| 321118 | Engineering Square Non-Graduated HIgh Grade - 150mm | |
| 321119 | Engineering Square Non-Graduated HIgh Grade - 200mm | |
| 321120 | Engineering Square Non-Graduated HIgh Grade - 250mm | |
| 321121 | Engineering Square Non-Graduated HIgh Grade - 300mm | |