Use this professional tool to open water-proof cases upto 60mm.
No chance of scratching with its unique design and can be secured on a work bench.
Supplied with 4 pairs of case holding jigs and 6 sets of jaxa type bits.
Butterfly Type with Centre Screw.
Adjustable metal pin will slide to open many screw-on watch case backs. Popularly used in Bulova watches. Maximum opening: 50mm.