General description This Draper 10-Piece Extra Long Metric Hex and Ball End Hex Key Set (Model 33719) is designed for both professional and DIY use. It includes 10 hex keys featuring both ball end and conventional ends, providing versatility for various tasks. Technical specifications Number of pieces: 10 Sizes: 2.0mm, 2.5mm, 3.0mm, 4.0mm, 5.0mm, 5.5mm, 6.0mm, 7.0mm, 8.0mm, 10.0mm Material: Chrome vanadium steel, hardened and tempered Compatibility and accessories Compatible with standard hex screw heads Includes a plastic storage holder for organization Installation No installation required; simply select the appropriate size and use as needed. Usage Ideal for assembling, repairing, and maintenance tasks involving hex screws. The ball end allows for working at angles up to 30 degrees from the screw axis, making it easier to access hard-to-reach screws. Other information This is a high-quality Draper product designed for professional and DIY use.