The Best Cost-effective, Durable Feeler Gauge SetsFeatures: ?Chrome plated main shaft for easy clean up and professional look ?Folding feeler gauges, easy and convenient to take and store ?Designed with a thumb notch for easy selection and expansion ?The numbers of size are etched into feeler gauge for easy identification ?Can be moved 360 degrees and disassembled if you want to use one alone ?Constructed from 65 manganese steel with a lube oil coating to prevent pitting and corrosion ?The blades are bound within a chromed-blade protector to prevent loss of individual bladesNote: Please clean up machine?s dirt and dust before you are measuring. It shouldn?t be measured when the machine has high temperature. Your action should be light and shouldn?t be inserted forcefully when measuring.65 Manganese Steel Feeler with 32-Blade Measurement: ·Metric sizes (mm): 0.04, 0.05, 0.06, 0.08, 0.10, 0.13, 0.15, 0.18, 0.20, 0.23, 0.25, 0.25, 0.28, 0.30,0.33, 0.35, 0.38, 0.40, 0.43, 0.45, 0.48, 0.50, 0.53, 0.55, 0.58, 0.60, 0.63, 0.65, 0.70, 0.75,0.80, 0.88 ·Inch sizes: 0.0015, 0.002, 0.0025, 0.003, 0.004, 0.005, 0.006, 0.007, 0.008, 0.009, 0.010, 0.010,0.011, 0.012, 0.013, 0.014, 0.015, 0.016, 0.017, 0.018, 0.019, 0.020, 0.021, 0.022, 0.023,0.024, 0.025, 0.026, 0.028, 0.030, 0.032, 0.035Offset Feeler Gauge with 16-Blade Measurement: ·Metric sizes (mm): 0.127, 0.152, 0.178, 0.203, 0.229, 0.254, 0.279, 0.305, 0.330, 0.356, 0.381,0.406, 0.432, 0.457, 0.483, 0.508 ·Inch sizes: 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, 0.020Specification Material: 65 manganese steel Warranty:18-month Money Back & Warranty for quality-problem Package Included: a 65 manganese steel feeler with 32-blade and a offset feeler gauge with 16-blade