
( Brand: Central Storm ), ( Model: 3M120 ), ( Part Type: Rotor )
The 3M130 Central Storm Rotor Micrometer from 3M is a high-precision measuring instrument designed for precision applications. This micrometer features a central storm rotor design, which allows for easy and accurate readings by reducing the possibility of parallax error. The storm rotor is a unique feature that rotates around the spindle, providing a clear view of the thumb screw and the graduated scale, ensuring accurate measurements.
The 3M130 is a vernier micrometer, meaning it has two scales that allow for greater precision. The main scale measures in whole numbers, while the vernier scale allows for the measurement of decimal parts. The micrometer has a fine thread and a large, easy-to-read graduation, ensuring easy and accurate measurements.
The micrometer is made of high-quality materials, including a hardened steel spindle and a corrosion-resistant anodized aluminum body. The thumb screw is designed for easy adjustment and features a non-slip grip. The micrometer also comes with a protective hard case, ensuring it stays in good condition when not in use.
The 3M130 Central Storm Rotor Micrometer is ideal for a variety of applications, including precision manufacturing, engineering, and quality control. Its high precision and ease of use make it a valuable tool for anyone who needs to make precise measurements. Its compatibility with the 3M120 micrometer series also allows for interchangeable anvils and spindles, increasing its versatility.
In summary, the 3M130 Central Storm Rotor Micrometer is a high-precision measuring instrument designed for precise applications. Its central storm rotor design, vernier scale, and hardened steel spindle ensure easy and accurate readings. Its corrosion-resistant anodized aluminum body and protective hard case make it durable and easy to transport. Its versatility and compatibility with the 3M120 micrometer series make it a valuable tool for a variety of applications.
Pros of buying 3M 130 Central Storm Rotor Micrometer (3M120):1. High Accuracy: The 3M 130 Central Storm Rotor Micrometer is known for its high precision, with a repeatability of 0.0002 mm. This makes it ideal for measuring thin materials and small parts.
2. Durable Design: The micrometer is built with a durable, corrosion-resistant stainless steel barrel and an anodized aluminum head. This ensures long-term use and resistance to harsh environments.
3. Easy to Use: The rotor micrometer is a simple, intuitive tool to use. It features a central storm rotor that provides smooth, easy operation, making it ideal for users who are not experienced in micrometer usage.
4. Versatile: The 3M 130 Central Storm Rotor Micrometer can be used for a variety of applications, including engineering, manufacturing, and quality control.
Cons of buying 3M 130 Central Storm Rotor Micrometer (3M120):1. Cost: Compared to other types of micrometers, the rotor micrometer can be more expensive. This may be a significant factor for users with a limited budget.
2. Limited Range: The rotor micrometer has a limited measurement range, typically between 0 and 100 mm. This may not be suitable for users who need to measure larger or smaller objects.
3. Requires Regular Maintenance: Like any precision instrument, the 3M 130 Central Storm Rotor Micrometer requires regular maintenance to ensure its accuracy. This includes cleaning, lubrication, and calibration.
Recommendation:The 3M 130 Central Storm Rotor Micrometer (3M120) is a high-quality, durable, and accurate measuring tool. It is an excellent choice for users who require high precision and easy operation. However, its cost and limited measurement range should be considered before making a purchase. If these factors are not a concern, the rotor micrometer is a great investment for users who need a reliable and precise measuring instrument. If the cost is a concern, other types of micrometers with a wider measurement range but less precision could be considered.
The micrometer is used and shows some wear but still in good condition.