Features Watch case holder is used for securing watch cases while opening and closing waterproof backs The case holder is useful for holding those hard to open watches while using a hand wrench to open case back The tool is used to minimize the risk of slipping and scratching the backs of watches The tool can also be used as a micro vise holder while watch is being worked on 4 nylon pins ensures scratch free work on the watch surface 4 different positions for pins on each side of holderA pair of 1 3 4 long x 15 16 tall brackets have 4 sets of 6 holes that take 4 movable posts Spring loaded jaws dial open to a max of 1 Specification Max jaw opening approximately 34mm 1 34Weight 85gSize 55mm 45mm 25mm 2 16 1 77 0 98Max jaw opening approximately 55mmMaterial Plastic stainless steelQuantity 1Pc Package includes 1 x Desk Clamp Mini Table Vise Details pictures