General description Neilsen Ball End Impact Allen Key Hex Bit Socket Set includes 8 pieces ranging from H6 to H19, designed for heavy-duty applications. These bits are manufactured from chrome molybdenum with a one-piece construction, ensuring strength and durability. The black phosphate finish enhances corrosion resistance, making them suitable for long-term use. Technical specifications Hex Sizes: 6mm, 8mm, 10mm, 12mm, 14mm, 15mm, 17mm, 19mm Drive Size: 1/2" Length: 78mm Compatibility and accessories Suitable for use with air and electric impact guns Usage Ball end heads provide better access to fasteners in tight spaces