1. 19 PIECE METRIC TOOL SET: This versatile crowfoot nut wrench set features 19 metric sizes compatible with 3/8" and 1/2" drive ratchets, extensions, or torque wrenches. Sizes range from 8mm to 32mm, making it suitable for a wide array of applications. 2. INDUSTRIAL GRADE MATERIAL: Crafted from heat-treated, drop-forged chrome-molybdenum steel, each wrench in this set is built for durability. The material is resistant to breaking and rust, ensuring a long service life and maximum torque for demanding tasks. 3. EXTENDED REACH: Designed to access hard-to-reach angles and tight spaces, this claw wrench set enhances the functionality of standard wrenches. It simplifies complex jobs by allowing you to tackle challenging positions with ease. 4. FULL COMPATIBILITY: This set is fully compatible with your existing metric 3/8 inch and 1/2 inch drive tools, eliminating the need for additional equipment. It provides a comprehensive solution for your wrenching needs. USE SCENARIOS: - Ideal for automotive repairs, where space is limited and precision is crucial. - Perfect for mechanical work involving tight fittings and hard-to-access bolts. - Great for DIY projects around the home, allowing you to easily reach fasteners in confined areas.