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The Johnson Level & Tool 420EM is a 12-inch professional-grade combination square featuring a CNC-machined stainless steel blade with permanent English and metric graduations. Its Auto-Lock blade assembly and durable cast zinc head with chip-resistant finish ensure unmatched accuracy and resilience on any job site. Designed and manufactured in the USA, this tool is a versatile essential for precise layout, marking, and measuring tasks.


















| ASIN | B00002N5O9 |
| ASIN | B00002N5O9 |
| Brand Name | Johnson |
| Color | Black |
| Customer Reviews | 4.5 4.5 out of 5 stars (1,924) |
| Customer reviews | 4.5 4.5 out of 5 stars (1,924) |
| Date First Available | 15 September 2023 |
| Global Trade Identification Number | 00049448003679, 00049448400003 |
| Graduation Range | 1/32 Inches |
| Is Discontinued By Manufacturer | Yes |
| Item Dimensions L x W | 30.5L x 14W centimeters |
| Item Type Name | Johnson Level & Tool 400EM-S 12-Inch Metal Combination Square |
| Item Weight | 0.3 Pounds |
| Item model number | 400EM-S |
| Manufacturer | Johnson Level & Tool |
| Manufacturer | Johnson Level & Tool |
| Material Type | Alloy Steel |
| Model | 400EM-S |
| Part Number | 400EM-S |
| Product Dimensions | 1.91 x 13.97 x 30.48 cm; 136.08 g |
| Style Name | Metal Combination Square |
| UPC | 049448003679 049448400003 |
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