Guitar string processor plug for drillpowered winding and spreading Key benefits Speeds up string changes and reduces hand fatigue during long sessions. Converts a standard power screwdriver or drill into a fast string winder for efficient, consistent winding. Universal fit for vintage to modern guitar and bass tuners, accommodating a wide range of tuner designs and peg sizes. What it does Attaches to a power screwdriver or cordless drill to wind strings quickly and evenly. Acts as a string spreader and reeling plug to make bridge and tuning peg tasks easier and faster. Serves as a direct replacement part or workshop accessory for guitarists, bassists, and luthiers. Compatibility and fit Designed to work with both guitar and bass tuners, from older vintage styles to contemporary machine heads. Size engineered to fit most tuner shapes and spool diameters; suitable for a variety of instrument types and peg designs. Connects to standard driver or drill chucks for straightforward use on common power tools. Performance and handling Reduces manual wrist strain by transferring winding work to a power tool. Helps achieve more consistent string tension and neat winding for better tuning stability during initial installation. Simple to attach and remove for fast, repeatable string changes. Practical use scenarios Home restringing: Quickly change all strings on an electric or acoustic guitar to save time and avoid sore hands. Workshop and luthier tasks: Use during setup, nut and bridge adjustments, and multiple instrument servicing to increase throughput. Gig or rehearsal quick changes: Keep a power driver and plug on hand to swap a string rapidly between sets. What to expect in use Easy connection to most cordless drills or power screwdrivers. Broad compatibility with guitar and bass tuners; effective for routine maintenance, repairs, and replacements. Compact tool that fits into a luthier toolkit or gig bag for convenient onthego use. Package note Supplied as a single replacement or accessory plug for use with power drivers and standard tuner types.