All Purpose Extra Strong Heavy Duty Bonded Black Sewing Thread Great for Quilting,Upholstery, Leather, Denim, Marine, Outdoor and Camping Products. ...
Gutermann Extra Strong Thread 100m Reel - Sewing & Upholstery - All 45 Colours
Gutermann 12wt Extra Strong Polyester 724032-707 Forest Green 100m – Red Rock Threads
Coats & Clark Extra Strong Upholstery Thread 150-Yard Natural
Extra Strong Polyester Upholstery Thread 100m - Oyster - 724032-111 – The Sewing Studio Fabric Superstore