Nicholson double/single cut warding file - bastard cut, length 100 mm

nicholson slim flat files feature american pattern teeth and are available in bastard, second and smooth cuts in the most common lengths. primarily used by locksmiths for repairing and filing key notches, they are ideal for precision work. the slim rectangular cross-section allows access to fine components and narrow spaces where standard files cannot be used. double-cut faces provide efficient material removal, while single-cut edges add versatility and control.