DescriptionThe item is a box of 270pcs simple and practical watch band link spring bars in 18 different sizes, which are mainly made of durable stainless steel material and feature double flange design, and are specially used for metal watch strap links. Besides, those spring bars are kept in a transparent plastic box for keeping the different sizes separated and easy to access.Features- Pin color: mainly silver. - Material: durable stainless steel and hard plastic. - Pin thickness (diameter): about 1.5mm. Spring bars total quantity: 270 pieces. - and 8mm-25mm Stainless Steel Watch Strap Band Link Spring Bars Repair Tool. - Watch strap band link spring bars in 18 different sizes, and each size includes 15 pieces: 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, 21mm, 22mm, 23mm, 24mm, 25mm. - Stainless Steel watch spring bars with double flange, used for metal watch strap links. - Those spring bars are kept in a transparent plastic box for keeping the 18 different sizes separated and easy to access.