
420EM Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $18.95 | Condition is New, Johnson Level 420EM Professional Inch/Metric Combination Square, 16", FREE SHIPPING | 99.7% |
![]() | $22.99 | Condition is New, Johnson 420EM Metric Combination Square, 16", FREE SHIPPING | 99.4% |
![]() | $11.99 | Condition is New, Johnson Level & Tool 420EM Metric Square Combo 16 In **, shipping cost = $14.65 | 95.2% |
![]() | $27.88 | Condition is New, Johnson Level 420EM-SProfessional Inch/Metric Metal Combination Square, 16", FREE SHIPPING | 99.7% |
![]() | $29.92 | Condition is New, Johnson Level 16" Metric Combo Square, FREE SHIPPING | 99.3% |
![]() | $31.15 | Condition is New, Johnson 420EM Combination Square, 16 in L Blade, SAE/Metric Graduation, Stainles, FREE SHIPPING | 99.5% |
![]() | $15.00 | Condition is New, Johnson 420EM 16" Professional Inch/Metric Combination Square, shipping cost = $18.60 | 100.0% |
![]() | $33.23 | Condition is New, Johnson Level & Tool 420EM 16" English/Metric Metal Combination Square, FREE SHIPPING | 98.7% |
![]() | $29.99 | Condition is New, Johnson Level & Tool 420Em-S Combo Square, 16 In. L, In/Mm Graduations, shipping cost = $5.00 | ![]() |
![]() | $34.49 | Condition is New, Johnson 420EM 16" Professional Inch/Metric Combination Square, FREE SHIPPING | ![]() |
![]() | $35.62 | Condition is New, Johnson Level & Tool 420EM 16" English/Metric Metal Combination Square, FREE SHIPPING | 96.1% |
![]() | $41.66 | Condition is New, Johnson Level & Tool 420EM-S Heavy Duty Professional Inch/Metri... FAST USA SHIP, FREE SHIPPING | 100.0% |
![]() | $125.25 | Condition is New, JOHNSON 420EM Combination Square,16 In,Zinc PK 5, FREE SHIPPING | ![]() |
![]() | $157.80 | Top Pick! Condition is New, JOHNSON 420EM-S Combo Square,16 in. L,in/mm Graduations PK 5, FREE SHIPPING | ![]() |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $18.47 | Condition is Used, JOHNSON LEVEL & TOOL 420Em-S Combo Square,16 In. L,In/Mm Graduations, shipping cost = $7.26 | 99.7% |


The Johnson Level & Tool 420EM Combination Square and Scribe is a versatile and high-performing measuring tool designed for professional tradespeople and DIY enthusiasts alike. This 16-inch, 40-centimeter long combination square features a 90-degree square head, making it ideal for right-angle measurements and layout tasks. The square head is precision-machined for absolute accuracy and is coated with a durable chrome finish to resist wear and corrosion.
The combination square also includes a 12-inch, 30-centimeter long scribe, which can be used for marking and transferring measurements onto materials. The scribe is made from hardened steel and features a fine point for precise markings. The scribe is removable, allowing the user to switch between the square head and scribe as needed.
The Johnson Level & Tool 420EM Combination Square and Scribe is made from high-quality materials, including a heavy-duty aluminum body that is lightweight yet durable. The tool is also equipped with a comfortable, ergonomic handle that provides a secure grip, even in wet or slippery conditions. The handle is also designed to be comfortable for extended use, reducing fatigue and improving accuracy.
The combination square is calibrated for accuracy and is easy to read, with clear and easy-to-understand markings. The tool is also easy to use, with a simple and intuitive design that allows for easy adjustments and positioning. The square head can be locked into place, ensuring that it stays in position during use, while the scribe can be easily detached and reattached as needed.
Overall, the Johnson Level & Tool 420EM Combination Square and Scribe is a top-quality measuring tool that is perfect for a wide range of applications. Whether you're a professional tradesperson or a DIY enthusiast, this combination square and scribe will help you achieve accurate and precise measurements, making your work easier and more efficient. With its durable construction, reliable performance, and easy-to-use design, this tool is a must-have for any toolbox.
Pros of Buying Johnson Level Tool 420EM 16-40cm Combination Square Scriber:1. Accurate Measurements: The Johnson Level Tool 420EM is a high-precision combination square, ensuring that your measurements are always accurate.
2. Durable: The scribe is made of high-quality materials, making it durable and long-lasting. It can withstand regular use without getting damaged.
3. Versatile: The combination square is a versatile tool that can be used for various tasks such as marking, squaring, and checking angles.
4. Easy to Use: The scribe has a comfortable grip and is easy to hold, making it easy to use even for beginners.
5. Affordable: Compared to other high-quality combination squares, the Johnson Level Tool 420EM is quite affordable, making it a cost-effective option for DIY enthusiasts and professionals.
Cons of Buying Johnson Level Tool 420EM 16-40cm Combination Square Scriber:1. Limited Length: The 40cm length may not be suitable for larger projects that require longer measurements.
2. No Magnet: The scribe does not have a magnet on the end, which can be useful for holding it in place while making measurements.
3. Limited Angle Adjustment: The scribe has a limited angle adjustment, which may not be suitable for projects that require precise angle measurements.
Conclusion:The Johnson Level Tool 420EM is a high-quality and affordable combination square scribe that is suitable for DIY enthusiasts and professionals. It is easy to use, durable, and accurate, making it a great tool for various tasks. However, its limited length and angle adjustment may be a drawback for some users. If you are looking for a high-precision combination square that is easy to use and affordable, the Johnson Level Tool 420EM is a great option.
Recommendation:If you are looking for a high-precision combination square that is easy to use and affordable, the Johnson Level Tool 420EM is a great option. However, if you require a longer length or greater angle adjustment, you may want to consider other options that are available in the market. It is always a good idea to compare different tools and read reviews before making a purchase to ensure that you are getting the best tool for your needs.
Details:
Hardened, screw-in scriber won't fall out. Steel blade with permanently stamped graduations 1/8, 1/16mm. Heavy duty cast zinc head with black, chip-resistant e-coating finish. Free shipping 48 states.
Part number: 503914. Oem-d hazardous materials products must be shipped ground. CBC machined square head for greater accuracy. Durable acrylic Level vial.
Reversible head with lock bolt and steel screw.
specifications levelmeas:
- brand: Johnson Level Tool
- mpn: 420em
- part type: Scriber
- item weight: 0.0630
- title: Johnson Level 420em Professional 16 Inch / 40 Cm Combination Squa
- upc: 049448420360
payments Levelmeas:
- credit card: american-express
- wallet: apple-pay
shipping Levelmeas:
- class: standard
- service: standard
- transit: 3-6 days
- type: fixed
general levelmeas:
- category: Home & Garden > Workshop Equipment > Measuring Layout Tools > Levels
offer Levelmeas:
- started: may 28, 2024
- availability: in stock
- prices: $11.99–$157.80
- item condition:
- New
- Used
- options: ship-to-home
- in stock #: 5
- sold #: 28
returns Levelmeas:
- method: money back
- time: 30 days
- paid by: seller
- policy: returns accepted
seller Levelmeas:
- rating: 99.4%
- city: jamestown, tennessee
- # reviews: 680762
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