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, easy and convenient for handling. 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. Durable material: this set of needle threading tools is made of quality plastic and metal, durable material, not easy to break, can serve for a long time. How to use: for threading, firstly, insert the thread into the V-groove of threader; Secondly, place the V-groove over the needle just above the needle eye; Thirdly, slide the threader down the needle while pushing it gently until the threader pin goes into the needle eye. 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 prevent falling while changing needles.

Date First Available: September 19, 2019. Manufacturer: Hicarer. Item Weight: 1.58 ounces. Best Sellers Rank: #53,855 in Arts, Crafts & Sewing. Customer Reviews: 3.4 out of 5 stars 604 ratings 3.4 out of 5 stars. : B07Y331BM9. Product Dimensions: 5.91 x 2.17 x 0.39 inches.