Characteristics: Good material: do guitar file, made of stainless steel, durable construction, long service life, sturdy wooden handle, comfortable do hold. 4 size grooves: 1 mm slot for very narrow frets such as ukulele; 2mm slot for medium frets such as guitar, bass, banjo; 3mm and 4mm slot for jumbo frets. High efficiency: diamond design, which provides easy, smooth, fast shaping of thresholds into a nice, even, rounded shape. Fingerboard cover: Fingerboard protector, used to protect the fingerboard of a musical instrument from scratches or damage during sawing and polishing. Convenient tool do guitar repair: portable, lightweight file do guitar, suitable do finish frets, do easy and accurate chord playing. Technical data: Material: carbon steel wood Color: Brown and Silver Threshold file size: 227*20*20mm/8.93*0.78*0.78in Package Size: 23*2*2cm/9,05*0,78*0,78inch Package Weight: 165g/5,82oz Note: do guitar file, fingerboard cover only, others in the pictures are not included. Due to manual measurements, deviation may occur. Due to lights or others, it may be slightly different from the pictures. List of things do packing: 1 * Guitar Threshold File 2 * fingerboard cover;