ITEM NAME:32 Pieces Stainless Steel Feeler Gauge for Guitar Measuring Tool Description: Complete 32 feeler gauge set for guitar setup & nut slot making. Each feeler gauge is marked with both metric and measurements. Can perform a variety of functions including measure fret clearance, fingerboard clearance, hardware installation and to setup proper nut slot depth. Thumbwheel for easy removal of individual feeler gauges. Material: Stainless Steel Size Chart: Thickness: Approx. 0.038-0.889mm/0.0015-0.035inch Package Includes: 1 Set of 32 Feeler Gauge Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Due to manual measurement, there may be 1-2mm error in size. SKU: ALU0020019361004534.Complete 32 feeler gauge set for guitar setup & nut slot making. Thumbwheel for easy removal of individual feeler gauges. 1 Set of 32 Feeler Gauge. Material: Stainless Steel.