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Bernina Overlocker Lower Knife (5020700620)

SKU: NA1904
£19.78
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Product Overview

The BERNINA Overlocker Lower Knife (5020700620) is a genuine replacement cutting blade designed to restore the sharp, clean cutting performance of your BERNINA overlocker. A fresh lower knife ensures your machine trims fabric edges smoothly and accurately, preventing frayed seams, uneven cuts, and skipped stitches.

Perfect for sewists who regularly work with knits, wovens, stretch fabrics or multiple layers, this high‑quality blade keeps your overlocker performing at its best.

Key features:

  • Genuine BERNINA Replacement Knife: Ensures perfect fit and reliable cutting performance.
  • Sharp, Durable Blade: Produces clean, accurate cuts for professional‑quality seams.
  • Restores Overlocker Precision: Ideal when your current knife becomes dull or worn.
  • Essential for Clean Serging: Prevents fraying, snagging and uneven trimming.
  • Easy to Install: Designed for straightforward replacement on compatible models.

We also stock the BERNINA Overlocker Upper Knife, it is best to replace both blades at the same time.

Genuine Bernina product. This fits the Bernina L450 & L460 Overlockers only

Product Downloads

Cut Type: Fat Quarter

Cut Type: Fat Quarter Our standard width fabric can be cut as a Fat Quarter, measuring 50cm x 1/2 the width of the bolt. Above is an example of how your fabric will be received, depending on the quantity ordered. We also offer a sample service, where you can order 1 single fat quarter of any standard width fabric, to have at home and compare colours. When you are finished, you can send them back to us for a refund (feel free to contact us for more information on this service).

Cut Type: By the Metre

Cut Type: By the Metre Our fabric can be cut as a Long Quarter, measuring a minimum of 25cm x width of bolt. We will supply the fabric as a continuous length (eg; if you bought 1.25m it will be sent as one piece of fabric).

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