Coats & Clark Bobbin Thread is fine, yet strong. This tube of 5 prewound bobbins is ready to use! Avoid time spent winding bobbins. These are perfectly wound for consistent tension and works with all 40 wt. embroidery threads.

Features:

• 600 yards; total 5 bobbins per tube
• Thread weight: 70
• Fiber content: 100% nylon
• Style L bobbin - most common bobbin style
• Perfectly wound for consistent tension
• Works with all 40wt. embroidery threads