Screw Type Precise Crystal Bezel Watch Back Case Cover Press Tool with 20 Dies Pressing Repair Watch Repair Tools Watch Case Closer Presser Capper Back Closing Machine Bench Watchmaker Tool

[ Extensive use ]: Both upper and lower are M6 threads, compatible for 5500A/5500C Great for closing your watch case after resizing or repair job [ Easy-to-use ]: Easy to use design that helps to press watch crystals and dies without risking any clamps on your hands and on the watch itself [ High quality ]: Crafted with stainless steel and aluminium, this watch back case closer can keep stable without any shakes throughout the watch fixing process [ Pressure stability ]: This tool applies pressure by tightening the top handle, which means you have complete control over the pressure used and you can use enough pressure to mount the crystal or the back of the case [ Size (MM) ]: Round Size: 18/20, 21/23, 24/26, 28/30, 31/32, 33/34, 36/38, 40/42, 43/45, 48/50; 2 Round Dies: 16/16, 20/25; Square Size: 20, 25, 30, 35, 40, 45; Shield Size: 37, 45, Weight: 3.252700213548 pounds, Manufacturer: Ejoyous