Size 110 Organ brand needles for a Willcox & Gibbs chain stitch machinePack of 10 needles See other sizes available, these are slightly thicker than the size 100.Needles have a long groove all the way up the shank of the needle. To insert in machine slip point of needle down into needle hole, hold with long groove on left side and slide needle up most of the way on the shank then re-tighten needle clamp with the special Willcox & Gibbs needle wrench. If you are missing the needle wrench substitute with a 9/32 inch open ended common wrench.3rd photo is chain stitch sample on white wool and DMC variegated tatting thread, done on 1903 Willcox & Gibbs chain stitch machine with stitch set to largest, size 12. Sample photo is just to show, not included in purchase.Final picture is a Willcox & Gibbs chain stitch treadle sewing machine.

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