![Using Denier to Standardize Fly Tying Thread | Global FlyFisher | It makes sense to have a standardization, which would eliminate much of the confusion that surrounds fly tying thread today. Using Denier to Standardize Fly Tying Thread | Global FlyFisher | It makes sense to have a standardization, which would eliminate much of the confusion that surrounds fly tying thread today.](https://globalflyfisher.com/image.php?size=w456&file=https://globalflyfisher.com/sites/default/files/article_pictures/denier.jpg)
Using Denier to Standardize Fly Tying Thread | Global FlyFisher | It makes sense to have a standardization, which would eliminate much of the confusion that surrounds fly tying thread today.
![unknow High Strength 210 Denier Fly Tying Thread Fly Tying Materials 250m (Black) : Amazon.co.uk: Sports & Outdoors unknow High Strength 210 Denier Fly Tying Thread Fly Tying Materials 250m (Black) : Amazon.co.uk: Sports & Outdoors](https://m.media-amazon.com/images/I/41UW6+3E8BL._AC_UF894,1000_QL80_.jpg)
unknow High Strength 210 Denier Fly Tying Thread Fly Tying Materials 250m (Black) : Amazon.co.uk: Sports & Outdoors
![Danville Flymaster Plus 210 Denier ( about 3/0 ) Waxed 100 Yard Thread - On-Line Fly Tying Magazine and Fly Tying Catalog Danville Flymaster Plus 210 Denier ( about 3/0 ) Waxed 100 Yard Thread - On-Line Fly Tying Magazine and Fly Tying Catalog](https://eflytyer.com/wp-content/uploads/2022/08/dfpd.jpg)
Danville Flymaster Plus 210 Denier ( about 3/0 ) Waxed 100 Yard Thread - On-Line Fly Tying Magazine and Fly Tying Catalog
![unknow High Strength 210 Denier Fly Tying Thread Fly Tying Materials 250m (Black) : Amazon.co.uk: Sports & Outdoors unknow High Strength 210 Denier Fly Tying Thread Fly Tying Materials 250m (Black) : Amazon.co.uk: Sports & Outdoors](https://m.media-amazon.com/images/I/41biMKMY2RL._AC_UF350,350_QL80_.jpg)