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JOHNSON LEVEL 420EM Combination Square - Combination Squares
JOHNSON LEVELCombination Squares

JOHNSON LEVEL 420EM Combination Square

The JOHNSON LEVEL Combination Square (SKU 420EM, MPN 420EM) is a combination square with inch/metric markings, featuring an etched scale with 1 mm graduations. It includes a scriber and is constructed with a cast…

SKU 3G-OTH-284477

Also listed as: 420 EM · 420-EM

Brand
JOHNSON LEVEL
Item
420EM Combination Square
Part Number
420EM
Category
Combination Squares
Available to Order
Also known as:420EMJOHNSON LEVEL
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

JOHNSON LEVEL
Manufacturer Part Number
420EM
Type
Stainless Steel, 4 3/4 in, 16 in x 0.85 in, Cast Zinc

Technical Documents

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JOHNSON LEVEL Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The JOHNSON LEVEL Combination Square (SKU 420EM, MPN 420EM) is a combination square with inch/metric markings, featuring an etched scale with 1 mm graduations. It includes a scriber and is constructed with a cast zinc body. This product is manufactured by JOHNSON LEVEL.

Frequently Asked Questions

What is the JOHNSON LEVEL Combination Square used for?

The JOHNSON LEVEL Combination Square is used for layout, marking, and measuring angles and depths in metalworking and woodworking. Its etched scale with 1 mm graduations and scriber enable precise transfer of measurements. The cast zinc body provides durability for shop-floor use.

What are the specifications of the JOHNSON LEVEL Combination Square?

The JOHNSON LEVEL Combination Square (MPN 420EM) features an etched inch/metric scale with 1 mm graduations. It includes a scriber and has a cast zinc body. The blade measures 16 in x 0.85 in, and the head is 4 3/4 in. It is manufactured by JOHNSON LEVEL.

Where to buy the JOHNSON LEVEL Combination Square worldwide?

3G Electric supplies the JOHNSON LEVEL Combination Square worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time. We source and deliver this precision tool to any country.

How to maintain the JOHNSON LEVEL Combination Square?

To maintain the JOHNSON LEVEL Combination Square, keep the etched scale clean and dry to prevent corrosion. Wipe the cast zinc body with a soft cloth after use. Store in a protective case to avoid damage to the scriber and blade. Do not drop or apply excessive force.

Used in

Common applications for JOHNSON LEVEL
Construction framing – Johnson Level torpedo level (MPN 1411-0900) for checking plumb and level on studs and joists
Metal fabrication – Johnson Level combination square (MPN 400) for layout and squaring of sheet metal
Drywall installation – Johnson Level drywall T-square (MPN JTS481) for cutting and aligning gypsum boards
Machinery alignment – Johnson Level bullseye level (MPN 100) for leveling equipment bases in all directions
Distance measurement – Johnson Level laser distance meter (MPN LDM85) for room dimensions in facility layout
Surveying and laser setup – Johnson Level elevating tripod (MPN 40-6330) for mounting laser levels on uneven terrain
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JOHNSON LEVEL Products

3G Electric supplies JOHNSON LEVEL combination squares. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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