Watch Case Closer Opener works w/ waterproof watches Pocket crab tool case backs

Easy to use Jaw distance adjustable from 8mm to 57mm Size :70mm X 28mm X 11mm Simple to Use and Fully Adjustable Material: steel Color: blue 2 Prong Waterproof Watch Case Wrench. This is a new waterproof watch back case wrench. Has adjustable tempered pins for easy use on water resistant cases. Its compact size makes it very convenient. Replacement for the Jaxa wrench. Tips adjust from 7/16" to 2 1/8" (11 mm to 54 mm). Package Included: 1 x Watches Screw-on Back Case Opener