Welcome to our store! [Product Overview] This HSCF306F is a professional-grade tool designed for precision and durability. Manufactured with Japanese standards, it ensures excellence in every task. [Key Features] This is the industry's first crowfoot wrench with a swivel mechanism. The swivel angle can be freely adjusted, allowing you to easily access bolts and nuts that were previously difficult to reach. It's ideal for tightening various pipes in air conditioners and hydraulic equipment, as well as automotive sensors. [Applications] For tightening and loosening various pipes in air conditioners and hydraulic equipment, as well as sensors in automobiles. Caution: Do not use with power tools such as impact wrenches. [Technical Specifications] Drive size (mm): 9.5 Set contents (pieces): 6 Set contents: 3SCF-08F, 10F, 12F, 13F, 14F, 17F [About Our Items] All our products are 100% authentic and shipped directly from Japan. We specialize in providing professional tools like Makita, Fujiya (Kurokin), and Mitutoyo to enthusiasts and professionals worldwide. Should you have any questions about this HSCF306F, please feel free to contact us. Thank you for choosing Japanese craftsmanship!