Fitment:12030 flare nut socket set ideal for accessing difficult wired temperature sensors, thermo switches and other components. For use with ABS, master cylinder, coolant, and diesel injection sensors Features: 1) 10-Piece nut socket set includes sizes 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm and 19mm, catering to a variety of applications for both DIY enthusiasts and professional mechanics 2) Sockets work with 3/8“ square drive ratchets/bars/extensions to easily loosen and tighten nuts and bolts in tight spaces, making automotive repairs easier 3) Flare nut sockets are precision-engineered for a secure fit that grips fasteners effectively, prevents slipping or rounding to protect fasteners and surrounding components, saving repair time 4) Constructed from premium chrome vanadium steel with chrome-plated surface. Hardened construction for high strength and impact resistance, anti-corrosion, anti-rust, sturdy and durable Package included:10-Piece nut socket set