[Durable to Use]Metal material is durable and not easy to deform, can effectively rust, long service life. Professional watch repair accessories, give you a satisfactory experience and has exquisite workmanship. Professional for watchmakers, watch repair shop, etc.[Quality Material]High quality Metal material with good wear resistance ability is safe to use. Used for watch movement parts repairing, wonderful replacement for the old or broken one, directly fitment[Suitable for]ST3600 Mechanical watch movement replacement part, highly precise and ensure accurate time display of mechanical watch. perfect watch movement, great replacement spare parts. Watch professional maintenance replacement movement, about 3.8cm / 1.5in diameter and 5cm / 2in maximum length[Excellent Craftsmanship]Excellent craftsmanship to form premium quality metal watch bezel ring. Exquisite workmanship, practical watch parts, suitable for home, repairmen and amateurs to save expensive repair costs[Portable and Lightweight]Small and convenient, easy to carry and convenient transportation, exquisite workmanship, no scratching for watch. One of the professional watch repairing tools, suitable for repairmen and amateurs to repair watchColour:silverMaterial:MetalSize:10.01 x 3.99 x 29.49 cmPackage Contents:1 set x Watch movementOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.