Strong heavy duty thread for car upholstery and leather, tkt.size 40/1200m. | eBay
1 Set 55 Yards Waxed Thread Cord, Hand Stitching Set, 7 Leather Crafts Tools, 150d Flat Sewing Waxed Thread, Repair Needles Set For Sewing Leather, Canvas, Upholstery, Denim, Etc. | SHEIN UK
Automotive Upholstery Sewing Thread for Leather Vinyl Material Marine UV Nylon | eBay
Yontree 17 Upholstery Needle and Thread Kit, Heavy Duty Nylon Thread and Needle, Curved Sewing Needle with Strong Thread for Canvas Leather Carpet (Brown Black White) : Amazon.co.uk: Home & Kitchen
Shelver Waxed Thread in 30 Colors, 1mm Strong Thread for Leather, Heavy Fabrics, Upholstery, Shoes, Bags, Repairs, DIY : Amazon.co.uk: Home & Kitchen
6 Color Strong Upholstery Thread High Strength Sewing Waxed Threads with Hand Stitching Needles Set for Denim Leather Craft DIY and Machine Sewing (White, Black, Beige, Coffee, Caramel, Tea Dyed) : Amazon.co.uk:
Mandala Crafts Tex 70 Bonded Nylon Thread for Sewing - 3600 YDs T70 Heavy Duty 12 Assorted Vibrant Colors Nylon Thread Size 69 210 D Upholstery Thread for Leather Jeans Weaving : Amazon.co.uk: Home & Kitchen
Leather Waxed Thread, 250M Sewing Waxed Thread Cord with Heavy Duty Needles, Upholstery Repair Sewing Thread Kit for Bookbinding, Shoe Repairing, Leather Projects,150D/Dark Brown : Amazon.co.uk: Home & Kitchen
Ninetonine Bonded Nylon Sewing Thread, Curved Needles, Scissors and Thimble Tools Kits, Size 210D/3 for Upholstery, Leather, Vinyl, and Other Heavy Fabric (Beige) : Amazon.co.uk: Home & Kitchen
Bonded Nylon Thread for Sewing Leather,Upholstery,Jeans and Wig; #69 T70 Size 210D/3 1400 Yards (Bright Brown) : Amazon.co.uk: Home & Kitchen
Gutermann Extra Upholstery Thread 100m. | Sew Essential