Jelquix Watch Crown Tubes for Watchmaker Repair, Multiple Sizes, 12PCS Stainless Steel Screw in Tubes, Rustproof Replacement Kit with Storage Box

[12-Piece Stainless Steel Crown Tube Set] This set includes 12 crown tubes crafted from stainless steel. The material offers strong rust resistance for long-term use. The precise screw-in threading provides a reliable seal for watch cases, making these tubes a dependable choice for professional watchmakers restoring vintage or modern timepieces. [Organized Storage Box for Quick Access] Each tube is stored in a dedicated compartment within the included box, sorted by size for instant identification. This setup reduces time spent searching for the correct part during intricate repairs. It keeps the workbench tidy and allows repair technicians and serious hobbyists to maintain a smooth workflow. [Secure Screw-In Sealing] Designed to replace worn or leaking crown tubes, the screw-in mechanism creates a tight seal that helps protect the watch movement from moisture and dust. Whether servicing a daily-wear watch or a delicate vintage piece, this reliable sealing action supports the case integrity that watch repair specialists on. [Rust-Resistant Stainless Steel Build] The stainless steel construction resists and maintains its threading integrity over repeated use. This durability makes the tubes suitable for both frequent workshop use and occasional restoration projects, giving watchmakers confidence in the longevity of their repairs. [Multiple Sizes for Various Watch Models] With 12 tubes in different sizes, this kit accommodates a range of watch cases and crown designs. From slim dress watches to larger sport models, having the correct size on hand helps repair technicians address diverse customer needs without delay.