Large Wrist Watch Case Screw Back Opener Wrench V-Shape Watchmaker Tool Closer 

• This watch case wrench is a universal watch case opener.
• Its V-Tech design features double pins that are great for removing the various types of screw-on case backs that watchmakers or jewelers may encounter.
• The distance between the jaws is adjustable, allowing for an accurate fit on the watch case back.
• The jaws can be adjusted by using the center screws, and then locked in place by a locking screw.
•  Opens to about 33.5 mm distance from post to post.
• Double pins in a V-Tech jaw
• Perfect for opening screw-on watch cases
• Jaw size is adjustable
• Opens to a max diameter of 33.5 mm
• Product size 5.7" X 2.3" X 1.2" Inches (144 X 59 X 29mm)

Package Includes: 

• 1 x Wrench