The main difference is these two polyester threads are manufactured by two different companies.
Spade poly is a brand of Coats and Hammer poly is a brand by Vardhman AE.
Spade poly sewing threads are manufactured by Coats. Hammer poly thread is manufactured by Vardhman AE. Both labels are made of 2-ply 100% polyester spun yarn.
According to Coats, Spade Poly is 2 ply sewing thread available in more than 450 shades and best suited for various applications like lady’s garments, shirts, etc.
Technical specifications:
- The thread tube/spool package size – 300 Metre/ 180 Metre of thread.
- Composition of thread – Staple Spun Polyester
- Pack Size – 25 tubes/ 20 Tubes/ 100 Tubes

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