Description: 5 Pieces Drill Bit Tungsten Steel Carbide for Music Purfiling Violin Tool Purfiling Comes with 5 piece 1.2mm reamer drill bit for violin making The musical instrument drill is made of tungsten steel, stable and durable Suitble for violin purfiling well as other music such as guitar, mandolin, etc. Material: Tungsten Steel Specification: Diameter1: Approx. 1.2mm/0.047inch Size( Dia.): 3.8 x 0.3cm/1.5 x 0.12inch Package Includes: 5 Pieces 1.2mm Note: Please allow 1mm measuring deviation due to manual measurement.(1mm=0.039inch) Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!