Twist Finishers Kit includes a complete set of next generation carbides for composite trimming and finishing. Available in 12, 20, and 30 flutes these carbide were design to work with todays improved composites. As the composties have changes of the last 20 years, should'nt the way that they are trimmed? The Complete Twist Finisher Kit includes: D0132-008-FG; D0132F-008-FG; D0132U-008-FG; D0133-010-FG; D0133F-010-FG; D0133U-010-FG; D0134-014-FG; D0134F-014-FG; D0134U-014-FG; D0135-014-FG; D0135F-014-FG; D0135U-014-FG; D0379-023-FG; D0379F-023-FG; D0379U-023-FG, OR606 bur block