Warner Full Flex applies to blades which were hollow-ground thinner for optimum flexibility. They are designed for lighter compounds. Best choice for final or finish-coat applications. Ergonomic care for is wider and flatter, designed to suit the hand to be used as a spreading tool and to scale back fatigue. Design improves blade keep an eye on. Ergonomic, color-coded soft grip handles, top of the range carbon steel blades, large hang-hole size.