



📐 Elevate your craft with precision that commands respect.
The Johnson Level & Tool 420EM 12-inch Combination Square is a precision-engineered measuring tool featuring a CNC-machined stainless steel blade with permanent dual graduations, an Auto-Lock blade assembly for secure alignment, and a rugged cast zinc head with chip-resistant finish. Designed for professionals demanding accuracy and durability, it excels as a versatile layout and measuring instrument built to withstand the toughest jobsite conditions.


















| ASIN | B00002N5O9 |
| Brand | Johnson |
| Brand Name | Johnson |
| Color | Black |
| Colour | Black |
| Customer Reviews | 4.4 out of 5 stars 1,923 Reviews |
| Global Trade Identification Number | 00049448003679, 00049448400003 |
| Graduation Range | 1/32 Inches |
| Graduation range | 1/32 Inches |
| 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 | 136 g |
| Manufacturer | Johnson Level & Tool |
| Material | Alloy Steel |
| Material Type | Alloy Steel |
| Model | 400EM-S |
| Part Number | 400EM-S |
| Product dimensions | 30.5L x 14W centimeters |
| Style | Metal Combination Square |
| Style Name | Metal Combination Square |
| UPC | 049448003679 049448400003 |
J**S
Muy bueno
Excelente producto. Resistente
P**T
Bonne qualité
Elle est juste et droite
K**A
Broke with first use
E**T
Flimsy and practically useless
J**A
Love this combination square!
Trustpilot
4 days ago
3 weeks ago