Product Details： 

--6173 Watch Back Case Press tool mineral Glass Crystal Presser Watch Tools adjust "Showcase The Model and Product 

--Watch Glass Fitting & Case Closing Precision Press 6173 

--High quality product, professional choice.

--6173 Watch Glass Fitting & Case Closing Precision Presser For fitting unbreakable glasses with or without tension rings, and fitting flat mineral glass crystals, along with closing pressure back waterproof snap type case backs.

--Fits all types of plastic crystals. 

--Also can adjust the proper height of machine according to need. This product weight is up to 3.5kg and the operation is highly stable. "

Please Note:

 --If you have any questions, either before you buy or after you receive the item, please feel free to contact us. Surely we will give you a satisfied solution.