Check the listing for details. Drill Doctor 350X Electric Drill Bit Sharpener Bit Sharpening Tool New Open Box. Color: Multi-Color, Condition: Open box. Listed at 54.99 USD. Drill Doctor 350X Electric Drill Bit Sharpener 3/32" to 1/2" Bit Sharpening Tool New Open Box *Note new open box. Box is damaged/worn as shown. Item is in brand new condition and never been used* The Drill Doctor 350X Electric Drill Bit Sharpener is a versatile tool designed for sharpening both wood and metal drill bits. With a cutting angle of 118 degrees and a minimum bore diameter of 3 inches, this sharpener is suitable for a wide range of bit sizes. The carbide, steel, and cobalt construction ensures durability, while the titanium nitride finish adds longevity. This tool, with a straight shank type and spiral tool flute, is a reliable option for maintaining sharp drill bits with ease.