Feature●Blade Length: 3.9 inches (100 mm)●Type: #4●Total Length: 7.9 inches (200 mm)●Blade Width: 0.25 inches (6.3 mm)●Blade thickness: 0.1 inches (2.0 mm)●Shape: Semi-round●Grit size: #4●File coarseness: #0 (equivalent to 25cuts/cm medium to fine), #2 (38cuts/cm fine to oil), #4 (56cuts/cm precision file equivalent), #6 (68cuts/cm)Description
High quality sanding made in Switzerland.
Made from chrome steel for high durability and precision parallelism.