Before you take a blow-torch to a pesky serged seam - try this sickle-shaped weapon of mass deconstruction - the curved blade will wreak havoc on any super thread and you can go back to try, try again in no-time
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Product description
This is a terrifying thread ripper and should be used with care. Not Suitable for children, or for sewing by candlelight. Stainless Steel Blade and plastic handle.