Description : MULTIFUNCTIONAL : Perfect for opening watch backs , adjustment , changing watch batteries , gaskets , adjusting bands etc . SELF RELIANCE : Small , clean and functional , this watch repair tool kit helps you get your watch problem done at home instead of going for watch repair shops . STURDY and DURABLE : 147 pcs watch repair tool kits are all made of high quality material , more professional for watch repair requirements , suit for both professional and general use . ALL ESSENTIAL IN : all essential watch repair tool in a black nylon carrying zipper case , convenient storage , easy to take care of them and get the job done by anywhere . Material : Alloy , Package Includes : 1 x Adjustable Case Opener & amp ; 18 x Adjustable Case Opener Pins 1 x Watch Case Opener 1 x Stainless Steel Tweezer 1 x Spring Bar Tool & amp ; 2 x Spring Bar Tool Spare Tips 108 x Watch Strap Spring pins 1 x Hammer 1 x Link Remover 3 x Link Remover Spare Pins 2 x Link Remover Spare Pins ( golden ) 1 x Watch Case Holder ( for watch case 10 - 45mm diameter ) 1 x Watch back pry opener ( with yellow ergo handle ) 3 x Precision Anti - Screwdrivers ( 1 . 2mm , 1 . 4mm , 1 . 6mm ) 3 x Pin Punches ( 0 . 8mm , 0 . 9mm , 1 . 0mm ) 1 x Carrying Case