Features 1、Electric Drill Power Drive: The sharpener adopts electric drill power drive, wear resistant corundum grinding wheel, improve the bit rate. 2、Applicable Drill Size: The applicable drill size of the sharpener is 5/64in-13/64in(2mm-5mm), 7/32in-21/64in(5mm-8mm) + 11/32in-1/2in(8mm- 12.5mm), the angle and width can be adjusted. 3、Mandrel: Use an electric drill with a mandrel to drive tool to sharpen the drill bit and improve work efficiency. 4、Wear Resistant Corundum: The grinding wheel of the sharpener is made of wear resistant corundum, which has good sharpening effect and saves effort. 5、Basic Specifications: This is a light weight, small size and easy to load drill sharpener, can meet your work meets. Specification Item Type: Portable Drill Bit Sharpener Grinding Wheel Material: Brown Corundum Grinding Wheel Handle Material: ABS Description: The G grinding wheel currently used in drill sharpener is brown corundum grinding wheel, so drill sharpener is mainly used for grinding iron drills. Other high hardness drills are not suitable for use, and the loss will be relatively large. Package List 1 x Drill Sharpener 1 x Cover 1 x Wrench