Material: Size: 7.5 x 1 x 1 cm. Color: white+blue, white+dark blue, blue+dark blue. Double functions: for threading, it can help pass thread through the needle eye conveniently, in case of poor eyes or poor lighting; For inserting, it holds needles firmly to p-revent falling while changing needles Wide range of usage: it is suitable for all kinds of household multifunctional sewing machines without automatic threading, meanwhile, some old sewing machines can also use it Easy and convenient for handling 2 x Sewing Machine Threading Machine Common dimension: the sewing needle inserters are approx. 7.5 cm/ 3 inches in length and 1 cm/ 0.4 inch in diameter, common size, Durable material: this set of needle threading tools is made of quality and metal, quality and durable, not easy to break, can serve for a long time Durable Material: This Set Of Needle Threading Tools Is Made Of Quality And Metal, Quality And Durable, Not Easy To Break, Can Serve For A Long Time 2 X Sewing Machine Threading Machine Size: 7.5 X 1 X 1 Cm. Easy And Convenient For Handling Color: White+blue, White+dark Blue, Blue+dark Blue.