Sissewpro 8oz Bonded Nylon Thread 138 Upholstery T135 #138 420D/3 8oz, Black
[Outstanding Strength and Durability]Bonded Nylon Thread Black Heavy Duty Sewing Threads 1500 YDs Size 138 420D T135 Tex 135 Thread is heavy duty sewing thread made of strong thread yarn Tex 135 420D/3 bonded nylon 6.6 yarn raw materials, over 10% stronger than normal nylon thread for sewing and over 20% stronger than bonded polyester thread.