Bookbinders’ needles are used for normal sized bindings where text weight papers and thread such as 25/3+ gauge is being used. The smaller the number the thicker the needle. The eye is polished to reduce wear on the sewing thread. 25 needles in a paper envelope.
Available in sizes 15 and 18.
Size 15 (4/0) 69mm length x 1.83mm diameter
Size 18 ((1/0) 62.5mm length x 1.09mm diameter