9 Piece Screwdriver Set on revolving Stand. This is a complete set of flat blade screwdrivers for all novice or accomplished watchmakers in most popular sizes. Top quality precision screwdrivers made of chromed brass with colour coded rings for ease of identfication with rotating heads mounted on ball bearings for precision work. French style swivel base Spare blade compartment in middle of base 9 Blade sizes: Ø0.60, 0.80, 1.00, 1.20, 1.40, 1.60, 2.00, 2.50, 3.00 mm. Colour coded for ease of idenification