DescriptionThe item is a portable watch case opener, which is made of durable solid steel material, and specially designed for opening waterproof watch case to make you remove watch back case with ease. Its jaw distance is adjustable from 8mm to 57mm, for easy to use. With compact size and easy to carry, it is really a wonderful watch repair tool for choice.Features- Color: mainly blue. - Material: durable solid steel. - and Watch Screw-on Back Case Cover Opener. - For opening waterproof watches case, and to remove watch back case with ease in seconds. - Adjustable design: Jaw distance can be adjustable from 8mm to 57mm. - Very convenient and easy to take everywhere & easy to use.