Coofix Extra Long Hex Key Set/Allern Key

•Set Composition: Includes 9 metric hex keys in standard sizes: 1.5mm, 2mm, 2.5mm, 3mm, 4mm, 5mm, 6mm, 8mm, and 10mm. •Material: Manufactured from durable Chrome Vanadium (Cr-V) steel, known for its high strength and resistance to wear. •Design: Features an extra-long arm design to provide increased reach into tight spaces and superior leverage for tightening or loosening fasteners.