Premium quality diamond coated Knife file. Overall length is 5 7/8". Width is 3/16" at its widest point. Pointed tip. Flat on both sides. One edge is thicker than the other to give the file a knife blade shape. Profile is a triangle if viewed from the point. Medium grit. Used for finishing work, smoothing, and deburring metal, ceramics, porcelain, stone, and wood. All LeBlond needle files are made from high strength carbon steel and coated with premium quality diamonds using a proprietary multi-layer coating process. The file you receive will cut faster, cleaner and last longer than the inexpensive import tools. Availability: Usually ships in 2-3 business days. $9.59 Thank you for visiting A&M Instruments, Tools and Machining. Please e-mail any suggestions or comments to improve the site, our service, or tool selection. Always wear proper eye protection and gloves when using any cutting or grinding tool. ALL diamond tools last longer if a lubricant or coolant is used during cutting or grinding. Copyright® 2002-2006 A&M Instruments Inc 1-866-264-4287