Feeler GaugeProduct Details1.Made of stainless steel for durability and long life. The rounded edges provide better protection against scratches or cuts. The surface is polished and smooth, coated with anti-rust oil to prevent rust efficiently2.The size of the Blade Feeler Gauge: 93×13×15mm / 3.66×0.51×0.59inch; The size of the guitar string action ruler: 85.5×54×0.7mm / 3.67×2.13×0.03inch (L*W*T). In the package of 1 × Each Type3.These are a tool that helps you measure gap width/thickness quickly and easily. Suitable for designers, engineers, mechanics measuring tappet clearance, spark plug clearance, bearing clearance, piston ring clearance, guitar clearance, engine clearance, everything in between, and so on4.Just place the rulers where you want to measure, such as string height, pickup height, and so on5.
