9pcs/set HSD HSR-9 Short Version Short-Side Ball-End Hexagon Wrench Set Tools1. Chrome vanadium steel forging, smooth feel, hard and beautiful, not easy to rust 2. Adopt S2 alloy steel forging, frosted texture, high frequency quenching wear resistant and rust resistant 3. Short side design, 90 degree bending molding, to prevent hand pinching, flexible operation 4. Ball head design, can be tilted 25 degrees to insert screws 5. Stamping marking, clear handwriting, material, specifications at a glance 6. Application: applicable