This Vallorbe Needle File is made in Switzerland, it is 200mm long and is three square style, creating a 4mm triangular shape with a medium cut. Always begin with the largest and coarsest file, bearing in mind the job at hand, and work through to the finest. The coarser the file the more metal is removed therefore cut 2 is the most commonly used one and 1/2 round, round, flat and safety back are the most common shapes. This product is often accompanied by a Needle File Handle (999 493)