---
product_id: 13229685
title: "Starrett Micrometer Depth Gage with Non-Rotating Blade Combination Ratchet and Speeder in Case - Ratchet Thimble, 0-3\" Range, .001\" Graduation, 2-1/2\" Base - 3 Rods - 449AZ-3R"
brand: "starrett"
price: "NT$27897"
currency: TWD
in_stock: true
reviews_count: 4
category: "Starrett"
url: https://www.desertcart.tw/products/13229685-starrett-micrometer-depth-gage-with-non-rotating-blade-combination-ratchet
store_origin: TW
region: Taiwan
---

# 0-3" precise range Combination ratchet & speeder Satin chrome, rust-resistant Starrett Micrometer Depth Gage with Non-Rotating Blade Combination Ratchet and Speeder in Case - Ratchet Thimble, 0-3" Range, .001" Graduation, 2-1/2" Base - 3 Rods - 449AZ-3R

**Brand:** starrett
**Price:** NT$27897
**Availability:** ✅ In Stock

## Summary

> 📐 Measure like a pro, adjust like a boss.

## Quick Answers

- **What is this?** Starrett Micrometer Depth Gage with Non-Rotating Blade Combination Ratchet and Speeder in Case - Ratchet Thimble, 0-3" Range, .001" Graduation, 2-1/2" Base - 3 Rods - 449AZ-3R by starrett
- **How much does it cost?** NT$27897 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/13229685-starrett-micrometer-depth-gage-with-non-rotating-blade-combination-ratchet)

## Best For

- starrett enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Satin chrome finish resists glare and rust, maintaining clarity and durability on the job.
- • **Trusted Heritage:** Crafted in the USA with 140+ years of Starrett innovation and quality assurance.
- • **Precision Perfected:** Micrometer accuracy to .001" ensures flawless depth readings every time.
- • **Speed Meets Control:** Combination ratchet and speeder deliver uniform pressure and rapid adjustments for efficient workflow.
- • **Versatile Depth Master:** Measures holes, slots, shoulders, and projections with ease—your all-in-one depth solution.

## Overview

The Starrett 449AZ-3R Depth Micrometer offers ultra-precise 0-3" depth measurements with .001" graduation, featuring a combination ratchet and speeder for consistent pressure and quick adjustments. Its satin chrome, rust-resistant finish ensures durability and glare-free readings. Designed for professionals measuring holes, slots, shoulders, and projections, this USA-made tool combines heritage craftsmanship with modern efficiency.

## Description

The Starrett Depth Micrometers are perfect for measuring the depths of holes, slots, shoulders, and projections can be measured with these fine tools. The satin chrome reading surface is glare-free and resists rust. Our Starrett Depth Micrometers are perfect for quickly measuring the depths of multiple objects. Its features include a combination ratchet and speeder that allows for uniform pressure and quicker adjustments. The Micrometer Depth Gage is capable of providing precise measurements. With its steel rule, the Starrett gauge holder ensures accurate measurements every time. So you can be confident that your work is always precise. The Starrett Series Depth Micrometer will be your go-tool for measuring holes, slots, shoulders, and projections. It is constructed with a ring-type knurled lock nut for quick and sure locking of the micrometer spindle.Manufacturing quality tools that provide consistent and reliable performance since 1880, Starrett's commitment has earned them a reputation as one of the most trusted names in the industry.

Review: Excellent tool. I have used it quite a bit - Excellent tool. I have used it quite a bit. It's far far better than using the depth measurement device on my calipers. I wish I had bought one earlier!
Review: Starrett 449AZ - Starrette tools are quality and function that blows away the competition. Starrette backs there tools. This tool performs flawlessly daily.

## Features

- The Perfect Tool - The Starrett 440, 440M, 445, 445M Series Depth Micrometers are perfect for measuring the depths of holes, slots, shoulders, and projections can be measured with these fine tools. The satin chrome reading surface is glare-free and resists rust.
- Quick Adjustment - Our Starrett Depth Micrometers are perfect for quickly measuring the depths of multiple objects. Its features include a combination ratchet and speeder that allows for uniform pressure and quicker adjustments.
- Accurate Measurements - The Micrometer Depth Gage is capable of providing precise measurements. With its steel rule, the Starrett gauge holder ensures accurate measurements every time. So you can be confident that your work is always precise.
- Multiple Uses - The Starrett Series Depth Micrometer will be your go-tool for measuring holes, slots, shoulders, and projections. It is constructed with a ring-type knurled lock nut for quick and sure locking of the micrometer spindle.
- The Standard for Excellence - Proudly made in the USA, Starrett combines over 140 years of American heritage and innovation with globally sourced materials to deliver exceptional quality tools and products.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0006J4UDI |
| Best Sellers Rank | #312,369 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #137 in Depth Gauges |
| Brand Name | Starrett |
| Customer Reviews | 4.3 4.3 out of 5 stars (16) |
| Global Trade Identification Number | 00049659523188 |
| Item Dimensions L x W | 10.4"L x 4.8"W |
| Item Weight | 16 ounces |
| Manufacturer | STAKF |
| Material Type | Alloy Steel |
| Measurement Accuracy | Mic head +/- .0001"; Rods +/- .0002" |
| Range | 0-3 Inches |
| UPC | 049659523188 |
| Unit Count | 1.0 Count |
| Warranty Description | One Year on defects in material and workmanship |

## Product Details

- **Brand:** Starrett
- **Material:** Alloy Steel
- **Measurement Accuracy:** Mic head +/- .0001"; Rods +/- .0002"
- **Product Dimensions:** 10.4"L x 4.8"W
- **Range:** 0-3 Inches

## Images

![Starrett Micrometer Depth Gage with Non-Rotating Blade Combination Ratchet and Speeder in Case - Ratchet Thimble, 0-3" Range, .001" Graduation, 2-1/2" Base - 3 Rods - 449AZ-3R - Image 1](https://m.media-amazon.com/images/I/41xDqiROB3L.jpg)
![Starrett Micrometer Depth Gage with Non-Rotating Blade Combination Ratchet and Speeder in Case - Ratchet Thimble, 0-3" Range, .001" Graduation, 2-1/2" Base - 3 Rods - 449AZ-3R - Image 2](https://m.media-amazon.com/images/I/61Bg+Q02ziL.jpg)
![Starrett Micrometer Depth Gage with Non-Rotating Blade Combination Ratchet and Speeder in Case - Ratchet Thimble, 0-3" Range, .001" Graduation, 2-1/2" Base - 3 Rods - 449AZ-3R - Image 3](https://m.media-amazon.com/images/I/61AonvG60NL.jpg)
![Starrett Micrometer Depth Gage with Non-Rotating Blade Combination Ratchet and Speeder in Case - Ratchet Thimble, 0-3" Range, .001" Graduation, 2-1/2" Base - 3 Rods - 449AZ-3R - Image 4](https://m.media-amazon.com/images/I/51OJBLxWiHL.jpg)
![Starrett Micrometer Depth Gage with Non-Rotating Blade Combination Ratchet and Speeder in Case - Ratchet Thimble, 0-3" Range, .001" Graduation, 2-1/2" Base - 3 Rods - 449AZ-3R - Image 5](https://m.media-amazon.com/images/I/612EV6AQ0VL.jpg)

## Available Options

This product comes in different **Model** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Excellent tool. I have used it quite a bit
*by J***. on June 14, 2015*

Excellent tool. I have used it quite a bit. It's far far better than using the depth measurement device on my calipers. I wish I had bought one earlier!

### ⭐⭐⭐⭐⭐ Starrett 449AZ
*by 1***X on January 4, 2012*

Starrette tools are quality and function that blows away the competition. Starrette backs there tools. This tool performs flawlessly daily.

### ⭐ Didn't come with the right pins.
*by A***E on January 20, 2018*

I never got a 0" pin and it's a 0"-3" depth mic, so it's mostly useless without it.

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*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-03-22*