Yamato Overlock Lower Knife 2100167

This knife is specifically designed for Yamato overlock machines, especially the AZ8000 series and other models using code 2100167.

It is recommended to replace the knife when:

• the fabric starts tearing instead of cutting cleanly
• the cut becomes uneven
• thread snagging occurs
• sewing quality decreases

Timely replacement of the knife helps prevent defects and improves work efficiency.