

📐 Elevate your craft with precision that professionals trust!
The Johnson Level & Tool 420EM is a 16-inch professional combination square featuring a CNC-machined stainless steel blade with permanent dual inch/metric markings, a durable cast zinc head with chip-resistant finish, and an auto-lock blade assembly. Designed for precision and durability, it serves multiple functions including machinist’s square and marking gauge, making it an essential tool for professionals demanding accuracy on every project.



| Manufacturer | Johnson Level & Tool |
| Part number | 400EM-S |
| Item Weight | 136 g |
| Product Dimensions | 1.91 x 13.97 x 30.48 cm; 136.08 g |
| Item model number | 400EM-S |
| Size | Metal Combination Square |
| Color | Black |
| Style | Metal Combination Square |
| Material | Alloy Steel |
| Item Package Quantity | 1 |
| Measurement System | Inch |
| Batteries Included? | No |
| Batteries Required? | No |
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