Gotoh Large Schaller Style Knob Tuning Machines, 3 Left & 3 Right, Chrome

Featuring Precision 16:1 Ratio, Sealed Lubrication, Cast Housings And Removable Metal Knobs, These Are Some Of The Finest Tuners Available.The Large Metal Schaller-Style Knob Is The Same As Found On Many Modern Guitars. 10Mm (13/32'')-Diameter Pegholes Required. Sets Include Mounting Screws And Threaded Hex Bushings.Installation Tipsmounting Screws: Pilot Holes Required. Installing Delicate Screws Into Hard Wood Requires Great Care And Accuracy. We Highly Recommend A No.50 Bit For The Pilot Hole Before Installing These Screws. Lubricate The Screw Threads With Cutting Lubricant (Also Wax Or A Bar Of Soap) To Reduce Friction And Help Them Thread Properly.