25-Blade extra long 12" Feeler Gauge Set

They are used to verify critical gapping in various situations, as is the case with breaker points, spark plug gapping, pistons, piston rings, valve lids in automobiles, trucks, tractors, farm machinery, motocycles, and industrial machinery. 25-blades 12" long x 1/2" width. The sizes included are: 0.0015, 0.002, 0.003, 0.004, 0.005, 0.006, 0.007, 0.008, 0.009, 0.010, 0.011, 0.012, 0.013, 0.014, 0.015, 0.016, 0.017, 0.018, 0.019, 0.020, 0.021, 0.025, 0.027, 0.030, 0.040.