WellieSTR 50 Pack 6 Inch(15cm) LONG UPHOLSTERER NEEDLES/Long Simple Needles Large Eye Needle for Sewing Act Crafts, Upholster ~ 150mm Long x 1.6mm thickness--Wholesale For Heavy Upholstery Work. Sold here in packets of 50. Sewing needle albums, diaries and other Handicraft, for binding, sewing mattresses, upholstery in the car, the act of sewing and puncture paper. Large and long eye allows for sewing twine and other coarse threads. Overall length 150 mm. Diameter of about 1.6 mm.