Professional Grade M56X4 Metric Thread Plug Gauge
Precision Inspection Tool for Internal Threads on Critical Equipment Parts
Our metric plug ring gauges are precision metrology tools designed for checking threaded or tapped holes. They verify proper thread type, major diameter, minor diameter, pitch diameter, and pitch against mating thread gauges.
Key Features
- Metric thread plug gauge for accurate measurements
- Available in multiple accuracy grades: 5g,5h, 6g,6h,7g,7h
- Three types available: GO, NO GO, and combination GO/NOGO
- Conforms to DIN13 standard
- Wear-resistant and corrosion-resistant construction
- Stable structure for reliable performance
- Includes protective fitted case
Specifications
| Order No. |
Size |
Coarse |
Fine |
Accuracy |
| Pitch 1 |
Pitch 2 |
Pitch 3 |
Pitch 4 |
Pitch 5 |
Pitch 6 |
| KM-P180 |
M18.0 |
2.50 |
2.00 |
1.50 |
1.00 |
0.75 |
0.50 |
4h
4h5h
5g
5h
5h6h
6g
6h
7g
7h
|
|
…… |
…… |
…… |
…… |
…… |
…… |
…… |
| KM-P320 |
M320 |
|
|
|
|
|
|
Applications
These thread plug gauges are essential for quality control in various industries including automobile manufacturing, aerospace, machining, and electronic processing. They help ensure thread accuracy and improve product qualification rates for both standard and non-standard thread products.
Usage Guidelines
- Avoid touching the working surface with bare hands to prevent rust
- Store properly on tool cabinet tables or wooden backing plates - never on machine tool holders or guide rails
- Regularly inspect for damage, rust, or deformation
- For rust removal, soak in gasoline, wipe carefully, and apply anti-rust oil
- Never store working surfaces together to prevent sticking
- Always clean and store in dry conditions after use
Packing & Shipping
Manufacturer Information
Deko Corporation specializes in the development, manufacture, and marketing of KM brand precision measuring tools in China mainland.
Product Support
Product Range:
We offer a comprehensive range of precision measuring tools including dial indicators, micrometers, calipers, bore gauges, height gauges, and various other measurement instruments.
Warranty & Service:
All products come with a one-year warranty. Our strict calibration and inspection processes ensure top-quality products. For any defective items received, we provide replacement parts or products promptly.