The oblique angle design of the head is conducive to chip removal and has a good opening effect. 0-14mm, precise digital scale, a good tool for opening and expanding holes. Anti slip design of the handle to prevent hand slipping during operation. The cover fully protects the reamer to prevent damage to the drill tip when dropped. Used for opening holes in the model shell or plastic carbon plate. Specifications: Material: Carbon Steel, Aluminum Alloy Size: 127 * 18mm Note: 1.The actual color may be a little different from the picture. 2.Due to manual measurement, the size may have 0-1cm difference. Package Includes: 1 * Hole Opener