Flexible GearWrench Combination Ratchet by KD Tools needs as little as 5 of movement to turn a fastener. The patented Flex Head tilts 180 at any interval to reach into tight places. Tension adjustments are made easy by the use of spring washers and a hex head set screw. - The one touch assistant is a quick reference to determine the fixed direction without having to look - SurfaceDrive box end virtually eliminates the rounding of fasteners - Meets or exceeds ANSI, DIN and federal specifications - Mirror finish - Fully hardened - 7 Piece Metric Flexible Combination Ratchet Set includes: - 10mm, 12mm, 13mm, 14mm, 15mm, 17mm and 19mm