5700 Desktop Switch Screw Bottom Cover Machine Watch Cap Opener Screw Cap Back Cover Opener Watch Repair Tool. Alloy spindle for high precision and corrosion resistance. Alloy locking mechanism with fine craftsmanship for long-lasting use. Sturdy and durable, compatible with most watches on the market. Precise adjustment via roller mechanism, maximum opening up to 60mm. User-friendly operation without damaging watches. Product Name 5700 Full Metal Lid Opener. Product Size 2810.833(cm). Depend on your selection. Otherwise we can’t guarantee the package would arrive smoothly. Return accepted in 30 days after you receive the item. Return package must be in the original packaging, item must be in new condition.