Check the listing for details. Dremel Drill Bit Sharpener Guide for Dremel Rotary 3 Angles (90°, 118° & 135°). Condition: New. Listed at 9.75 USD. Drill Bit Sharpener Guide for Dremel Rotary Tools Sharpen your drill bits like a pro with this 3D printed drill bit sharpening guide for Dremel rotary tools. The guide has three distinct angles at 90°, 118°, and 135°, so you can sharpen virtually any type of drill bit up to 3/4" in diameter. It is made from a durable PETG composite blend and is pre-threaded with M19-2 threads, so it is easy to attach to your Dremel rotary tool. Features: 3 distinct angles for sharpening virtually any type of drill bit90°, 118° & 135° Made from durable PETG composite blendPre-threaded with M19-2 threads Benefits: Easily sharpen drill bitsMaximize the life of your drill bitsGet better results from your drilling projects Guarantee: We offer a 100% satisfaction guarantee on all of our products. If you are not happy with your purchase for any reason, simply return it for a full refund.