Quick "magic" seam gauge disc markers 1/4 seam, 3mm, 5mm, 7mm 10mm, magnetic UK
£2.51
(Particularly useful for curved pieces such as drunkards path, clamshells and circles.Plastic multi-colour disc, choice of seam a llowance suing the select discs: 3mm, 5mm, 7mm and 10mm. 2) Magnetic Seam aid fabric guide.
