Place this opener to the joint place of back case. Press the opener with hand and turn it to the left, then the back case will be opened. Knurled handle with adjustable thumb wheel is for added grip.
eBay
Watch repair tools famous watch opener watch back cover opening tools NO.VC5500V NO.VC4500 4000E1474492 NO.PP5960 31.3/30.5/29.8
Aliexpress UK
【Complete Kit&Multifunctional】Professional and complete Kit of watch repair tools kit, very suitable for both beginners and professional repair watchmaker. Includes tools with different functions such as case opener, spring bar pin, link pin remover, watch case holder etc.
eBay
1set Watch Back Press Tool Set Nylon Prevent Slip Fitting Dies Nylon Watch Case Closer Watch Repair Tool Kit for Watchmaker
Aliexpress UK
1 x Hole Puncher. ADJUSTABLE HOLDER: The watch chain remover is adjustable and suitable for various sizes of watches, with stable clamping and convenient operation. 1 x Blue Scale Screwdriver Bit. 1 x Scale Bit Spare Fork.
eBay
Professional Metal Watch Press Set Watch Back for CASE Closing Tool & Fitting Dies Watch Repairing Tool Die Kit for Watchmaker
Aliexpress UK
Watch Back Case Opener Adjustable Tool Wrench Repair Kit for Screw Back Watches. Universal Magnetic Car Phone Holder Mount Dashboard Windscreen Fully Rotating. 50pcs Assorted O RING SET Black Rubber Seals Tap Sink Washers Plumbing Air Gas.
eBay
Watch Repair Tool Watch Case Opener Knife Back Cover Pry Remover for Battery Replacement Watch Accessory Repair Tool
Aliexpress UK
eBay
Watch Movement Holder Fixing Base For Lifting Watch Back Replacement Tool Adjustable Watch Repair Tool For Watchmakers Brand New
Aliexpress UK
eBay
5537 Watch Tools Clock Watch Opener Repair Tool Open Watch Back Case For Rolex
Aliexpress UK
1 x Watch Screw-on Back Case Adjustable Opener. Compact size makes it very convenient. An adjustable case opening tool. Has adjustable tempered pins for easy use on water resistant cases. Due to the difference between different monitors, the picture may not reflect the actual color of the item.
eBay
Rubber Ball Watch Back Case Opener Screwing Ball Opening Watch Type Tool for Watchmaker Wristwatch Repair Accessory Opener Tools
Aliexpress UK
1 Black Pry Blade. 1 Yellow Pry Blade. 4 Yellow Case Opener. FM Antenna 3.5mm for Bose Wave Music System Indoor Sound Radio Stereo Receiver u. Suitable for watch back case opening, easy to use.
eBay
3 Point Watch Opener Back Case Battery Screw Remover Stainless Steel Wristwatch Repair Tool Watch Case Remover Tool
Aliexpress UK