【Premium Material】: The drill bit sharpener is made of plastic material, which is lightweight, sturdy, wear resistant, not easy to deform, and has a long service life 【Easy to Use】: Practical angle grinder accessories, the drill bit sharpening guide tool can easily convert your angle grinder to a drill bit sharpener, improving work efficiency 【Wide Applicability】: The drill bit grinding attachment is suitable for various bits (Model holes 3 4 5 6 7 8 9 10 11 12 mm), allowing you to easily polish different bits 【Easy to Install】: The drill bit sharpener is easy to install and does not require complex steps to complete the installation, fast and convenient 【Portable Size】: Compact and lightweight drill bit grinding attachment, easy to carry, suitable for various work environments Specification: Material: Plastic Size Chart: 12.5 cm x 11.5 cm/4.92 inch x 4.53 inch Package Includes: 1 Drill Bit Sharpener Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.