Tool set for opening backs of large watches

Summary Opening kit for all sizes of screw-back watch from 18mm diameter to 50mm diameter. It solves the problem of how to open larger (in addition to standard size) watch backs; how to open them when they are too stiff to open (with the opener) just by holding in your hands; and you get tweezers, a watchmaker's eyeglass and a good quality spring lug remover too - all in a fitted case. - case opener for screw-back watches - case holder - box of attachments - watchmaker's eyeglass - double-ended prongs for changing spring bars The pouch measures 8.5 inches (220mm) X 4 inches (100mm) X 1.4 inches (40mm). Details Case holder, Overall size 110 X 70 X 40mm. not only opens small screw-backs (18mm) but also large watches, with the 'notches' on the back up to 43mm apart. Case opener, 3-pronged adjustable opener with (in the separate box, pictured) four sets of fittings of various shapes. Will open watch backs from 18mm to 50mm diameter. Especially good for antique backs that tend to get stuck), will hold watches up to 50mm diameter. Also a box containing four sets of attachments, each for a different-shape notch. Spring bar remover, this is the heavy-duty metal version Eyeglass, standard watchmaker's eyeglass, 3X magnification Tweezers, fine-point anti-acid stainless steel anti-magnetic Screwdriver, good quality, 1.5mm flat-tip