Flexcut MT15 Micro Skew, Razor Sharp High Carbon Cutting Blade, 1/16 Inch Set of 4 micro gouges Shallow U shape gouges Tool widths are 1/16 - 1/8 - 3/16 - and 1/4 inches or 1.5 - 3 - 5 and 6mmRazor-sharp hard carbon steel blade is ready to use right out of the packageMade in the USA