Description: Material: Stainless Steel,Plastic Total length : 12cm /4.72inch;Handle length:about 90mm/3.54inch,Blade Size 5mm Can be used for more delicate and high grade watch cases. With a hard plastic handle for easy gripping and a tempered steel blade to opening. This unique tool is very convenient and useful for many jobs,perfect for your battery changing kit or for use in other Package Includes: 1 Piece Watch Case Opener