Product DescriptionFeatures:- Patented Ned Steinberger design cuts excess string while guitar is tuned, eliminating need for extra string-cutting tools.- Individual string clamps securely hold string in tuner - no need for multiple wraps around the tuning post.- Excellent for aggressive tremolo use.- Precision 18:1 gear ratio provides smooth, exact tuning, while virtually eliminating backlash and slippage.- Limited lifetime guarantee. Available in Chrome, Black and gold finishesFrom the ManufacturerThe Planet Waves 6-in-line Auto Trim Tuning Machines are precision tuners that automatically cut the excess string while changing strings, eliminating the need string clippers making string changes easy and fast. The 18:1 ratio worm gear constructions ensures greater precision than standard tuners and ensure tuning stability even during the hardest playing. Includes 6 tuners and mounting hardware. Chrome finish. 6 in-line setup for instruments that have all 6 tuning machines on the same side of the headstock.Ordinarily, restringing is a tedious chore, requiring extra tools such as string cutters in order to get the job done. Planet Waves Auto-Trim tuners eliminate this need by automatically trimming the excess string from the tuning post as you increase the tension on the string. The Auto-Trim's rugged, die-cast housing and precision machined 18:1 bevel and worm gears assure in-tune performance after even the most aggressive playing or tremolo use. The tuners include a string clamp that securely hold the string in place, eliminating the need for multiple wraps around the tuning post. Simply insert the string, tighten the clamp, tune it up to the proper tension and allow the auto-trim feature to remove the excess string. Changing strings has never been easier. A Ned Steinberger Design.Planet Waves, part of the D'Addario family of brands, is known for innovative, problem-solving, quality musical accessories. Planet Waves offers a complete line of award-winning accessories including cables, picks, tuners, capos, straps, humidifiers, maintenance tools and more.