The H445/D575 Feed Dog is a critical part of the feeding mechanism for 4-thread industrial overlock machines. Whether you are working with light or medium-weight fabrics, these teeth are engineered to provide the perfect amount of traction without damaging the material.

Technical Details:

• Part Numbers: H445 / D440 / D095 / D575

• Compatibility: Specifically designed for Siruba 747F. Also fits many 747-style clones from Jack, Zoje, and Gemsy.

• Material: Hardened steel for high-speed industrial use.

• Function: Works in tandem with the needle plate to ensure smooth fabric transition.

Recommended Pairing: To ensure a perfect fit and avoid timing issues, we recommend using the matching E809 four thread needle plate for Siruba 747F.”