This new slotted screwdriver bit sharpener machine is designed to restore the edge of worn slotted bits，helping extend their usable life. It is a practical，single-function tool suited for workshop professionals，technicians，or serious DIY enthusiasts who frequently use slotted screwdrivers and want to maintain their tools efficiently. The machine offers a focused sharpening solution for slotted bits only. Note that free shipping is available for this item. As specific details like motor power，compatible bit sizes，or construction materials are not listed，check the listing for full details before purchasing to ensure it meets your requirements. Screwdriver Sharpening Machine Slotted Screwdriver Bit Trimmer Sharpener. Condition: New, Made in China. Listed at 215.43 USD. Sharpening Tool. 1 x Screwdriver Sharpening Machine. Material: stainless steel. 3, No maintenance, longer service life. Weight: 836G. Arrived Rate. United Kingdom. 1, Accurate grinding fast and efficient.