ITEM NAME:50 x Stainless Steel Watch Strap Spring Bar Pin For Watch Strap Link Remover Description: Material: Carbon Steel Length : 1.5cm / 0.59inch Thickness : 0.8-3mm / 0.03-0.12inch It is an ideal tool to have for every-day jobs that require smaller instruments. It is used for watchmaker to repair watch band link. Package Includes: 50pcs Watch Repair Tool pins.It is used for watchmaker to repair watch band link. 50pcs Watch Repair Tool pins. Material: Carbon Steel.