---
product_id: 263368592
title: "Johnson Level & Tool 1904-0450 Johnny Square Professional Easy-Read Finish Square, 4.5\", Black, 1 Square*"
brand: "johnson"
price: "€ 27.21"
currency: EUR
in_stock: true
reviews_count: 13
category: "Johnson"
url: https://www.desertcart.es/products/263368592-johnson-level-and-tool-1904-0450-johnny-square-professional-easy
store_origin: ES
region: Spain
---

# 4.5-inch compact size Glare-resistant EZ-Read anodized finish CNC machined extruded aluminum Johnson Level & Tool 1904-0450 Johnny Square Professional Easy-Read Finish Square, 4.5", Black, 1 Square*

**Brand:** johnson
**Price:** € 27.21
**Availability:** ✅ In Stock

## Summary

> 📐 Nail every angle with precision and style — don’t get left behind!

## Quick Answers

- **What is this?** Johnson Level & Tool 1904-0450 Johnny Square Professional Easy-Read Finish Square, 4.5", Black, 1 Square* by johnson
- **How much does it cost?** € 27.21 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.es](https://www.desertcart.es/products/263368592-johnson-level-and-tool-1904-0450-johnny-square-professional-easy)

## Best For

- johnson enthusiasts

## Why This Product

- Trusted johnson brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Smart Design Details:** Includes erasable back notes space and 2x4 board dimension markers for seamless workflow.
- • **Effortless Visibility:** EZ-Read laser-etched graduations cut glare for quick, mistake-free measurements.
- • **Built for the Long Haul:** Backed by Johnson’s limited lifetime warranty — a tool that works as hard as you do.
- • **Precision Meets Durability:** CNC machined aluminum ensures long-lasting accuracy on every job.
- • **Versatile Jobsite Essential:** Perfect for tight spaces, saw blade setup, and finish carpentry with continuous scribing notches.

## Overview

The Johnson Level & Tool 1904-0450 Johnny Square is a compact, 4.5-inch finish square crafted from durable extruded aluminum with CNC machining for precision. Its glare-resistant EZ-Read anodized finish ensures laser-etched measurements are highly visible, even in challenging lighting. Designed for finish carpentry and saw blade setup in tight spaces, it features continuous scribing notches for ripping lumber and handy 2x4 dimension markers. Lightweight yet rugged, it comes with a limited lifetime warranty, making it a trusted choice for professionals seeking accuracy and durability on every project.

## Description

This compact 4 1/2" finish square is ideal for access in tight quarters for finish carpentry, setting saw blades and more. CNC machined from extruded aluminum and finished with the same glare-resistant EZ-Read™ anodizing process that made our Johnny Square® famous, this laser-etched square is durable enough to withstand any jobsite abuse, and is backed by Johnson's best-in-class limited lifetime warranty. This rafter square also features continuous scribing notches that are ideal for ripping lumber from 1-1/2" to 3-1/2" as well as handy markers that measure 2x4 board dimensions of 1-1/2" and 3-1/2".

Review: Fantastic square. - Fantastic speed square. Has all the marked measurements needed and the built in level is handy to have. This square is built right and heavy duty. Highly recommended if you’re a carpenter looking for a new one.
Review: Well made - Well made, easy to read. I'm not using the bubble level near as much as I thought I would, but still handy for simple checks.

## Features

- SQUARE LAYOUT TOOL: Made of extruded aluminum; this triangle carpenter square is CNC machined for durability. This laser-etched square comes with Johnson's best-in-class limited lifetime warranty as it can resist any worksite damage.
- EZ-READ FINISH: The glare-resistant EZ-Read anodizing method used for finishing this 4 1/2" finish square allows the EZ Read laser etched graduations and numbers to stand out and makes them highly visible.
- APPLICATION RANGE: The builders and contractor appreciate the versatility of this measuring tool. This square is great for finishing construction; establishing saw blade angles; and more in small spaces.
- CONTINUOUS SCRIBING NOTCHES: The rafter square has continuous scribing notches for ripping lumber from 1-1/2" to 3-1/2"; as well as convenient markings that measure 2×4 board dimensions of 1-1/2" and 3-1/2".
- PRODUCT DESCRIPTION: This black Johnny Square measures 0.75 × 6.25 × 3.25 inches and has an erasable space on the back to write finish notes. The square has a protective anodized coating that is low-glare.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08B6FTF1F |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #10,444 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #9 in Carpentry Squares |
| Color | black |
| Customer Reviews | 4.6 4.6 out of 5 stars (3,483) |
| Date First Available | June 12, 2020 |
| Included Components | Square |
| Item Package Quantity | 1 |
| Item Weight | 1.6 ounces |
| Item model number | 1904-0450 |
| Manufacturer | Johnson Level & Tool |
| Material | Aluminum |
| Measurement Accuracy | ±1/32 |
| Measurement System | Inch |
| Part Number | 19040450 |
| Product Dimensions | 6.25 x 0.75 x 0.1 inches |
| Size | 4.5-inch |
| Style | Standard |
| Warranty Description | Limited Lifetime Warranty, Limited Lifetime Warranty: Johnson level warrants this product against defects in material and workmanship of mechanical parts for life and electronics for one year. The company will replace or repair the product if it fails under normal use. This warranty is limited to the repair or replacement of the product only. |

## Product Details

- **Brand:** Johnson
- **Color:** black
- **Graduation Range:** 1/8 Inches
- **Material:** Aluminum
- **Style:** Standard

## Images

![Johnson Level & Tool 1904-0450 Johnny Square Professional Easy-Read Finish Square, 4.5", Black, 1 Square* - Image 1](https://m.media-amazon.com/images/I/61TMFxAq4-L.jpg)

## Questions & Answers

**Q: is it made in the USA ?**
A: Mine was made in USA (early 2022).

**Q: are the markings etched into the metal, or painted on?**
A: My square has etched markings.

**Q: Is this a 7 inch square**
A: yes, the one measures up to 7"

**Q: Sistema de medición está en  métrico ? Gracias**
A: Si

## Customer Reviews

### ⭐⭐⭐⭐⭐ Fantastic square.
*by K***I on December 4, 2025*

Fantastic speed square. Has all the marked measurements needed and the built in level is handy to have. This square is built right and heavy duty. Highly recommended if you’re a carpenter looking for a new one.

### ⭐⭐⭐⭐⭐ Well made
*by W***Y on November 8, 2025*

Well made, easy to read. I'm not using the bubble level near as much as I thought I would, but still handy for simple checks.

### ⭐⭐⭐⭐⭐ A+
*by O***G on December 17, 2025*

Excellent tool!👍

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- Johnson Level & Tool 1904-0450 Johnny Square Professional Easy-Read Finish Square, 4.5", Black, 1 Square
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*Product available on Desertcart Spain*
*Store origin: ES*
*Last updated: 2026-02-09*