Multi-functional fingerboard scraper for multiple uses, accurate measurement, simple operation, help your repair and improvement. Can help you intuitive understanding of the violin code and chord distance measurement. Violin bridge to measure the height of the strings and the width of the piano pillow. The operation of the violin fingerboard template is simple and easy to use. Violin bridge is made of plastic material which is durable. Specification: Material: Plastic Color: Black Size Chart: Violin Fingerboard Template Size:10x5cm/3.94x1.97inch. Package Includes: 1 Piece 1/2 Size Violin Fingerboard Template 1 Piece Viola Fingerboard Template 1 Piece 4-4 Cello Size Violin Fingerboard Template 1 Piece 3-4 Double Bass Size Violin Fingerboard Template Note: Please allow slight dimension difference due to different manual measurement.