Wholesale Industrial Overlock Machine Upper Knife Blades
Industrial Overlock Machine Upper Knife
- Model7506-9140
| Material: | High-speed steel / tool steel |
| Color: | Silver |
| Compatibility: | Standard industrial overlock and serger machines |
| Packaging: | Individual plastic bag per piece; bulk packing |
| MOQ: |
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◆ Lead Time: 25-35 days
◆ Shipping: Sea freight, Railway freight
◆ Payment: T/T, L/C ...
About Ningbo MH
MH specializes in garment accessories and fabrics, offering high-quality solutions for the textile and home décor industries. With advanced automated warehousing, MH ensures efficient supply chain management and provides comprehensive after-sales support, exclusively serving businesses, not individuals.
Product Details
MH upper knife is a precision-ground steel blade that trims fabric on industrial overlock and serger machines.
The knife is ground from high-speed or tool steel to a sharp, silver-finished cutting edge, so it shears the seam allowance cleanly as the fabric feeds through the machine. It works as a direct replacement blade for standard industrial overlock and serger machines, restoring a clean trim once an original knife wears down.
MH grinds the edge to hold its sharpness through high-speed production runs, and it can produce custom blade sizes to suit different overlock models.
Key Selling Points
- Precision-ground cutting edge: The MH upper knife is ground to a sharp, even edge that trims fabric cleanly during overlock and serging, reducing fraying on finished seams.
- Hardened steel build: MH grinds the knife from high-speed or tool steel, so the blade keeps its edge through high-speed industrial sewing runs.
- Direct replacement fit: The upper knife drops in as a direct replacement for standard industrial overlock and serger machines, simplifying blade changes for repair shops.
- Custom sizes available: MH can grind custom blade sizes on request, supporting workshops that run varied overlock models.

