This is a set of 10 flat head screwdrivers made by Bergeon. These screwdrivers are packaged safely and organized in a wooden box. The following sizes are provided in this set: 0.5, 0.6, 0.8, 1.0, 1.2, 1.4, 1.6, 2.0, 2.5 and 3.0mm. Each screwdriver is made of hardened stainless steel with an ergonomic handle for added comfort. The head of each screwdriver is a swivel head which allows the screwdriver to rotate easily without having adjust your hand when in use. Each screwdriver is also color coded for easy organization. The screwdrivers also come with extra blades for each size. This set is made in Switzerland and is made of the highest quality materials available. The set measures approximately 8.4 x 5.8 x 1.2 inches. Bergeon's 9 piece set in a wooden box contains 9 of the common screwdrivers with spare blades in plastic storage containers. Blades are made of stainless steel. Color coded handles allow you to easily pick right size. Knurled body of the screwdriver means they are slip resistant. They have swivel heads to allow you to manipulate them with one hand only. Blades are attached with set screws to keep them tight and prevent them from falling out. The amount of blades per tube varies with the smaller sizes containing four spares and the largest sizes only two spares. Swiss made