Original HOROTEC MSA 01.201-A Set of 9 Micro Ball Bearing Screwdrivers in Wooden Box Swiss Repair Tool HOROTEC MSA 01.201-A is a Set of first quality 9 Micro Ball Bearing Screwdrivers with stainless steel knurled handle. Delivered in a wooden box with one replacement blade of each size and 2 fixing screw included. Different colors for easily differentiate (Note: every color mean different size) ... Assorted tip sizes that fit all watchmaker and jewelry work. Size of screwdrivers : 0.60, 0.80, 1.00, 1.20, 1.40, 1.60, 2.00, 2.50, and 3.00 mm. Original HOROTEC MSA 01.201-A ... Swiss Made.