Mount 9PCS folding hex key set includes metric size from 1.5mm to 6mm, tackling with screw-fixing work. Ideal for furniture, bicycle, or any other assemble work using the hex screws. Heat-treated Cr-V alloy steel features extra strength and durability. Worthy of trust with ANSI and ASME standards and certifications. Black phosphate finish protects the surface from rust and corrosion. Precisely machined tips with strict tolerance control perfectly fit into the right-sized fastener heads. Chamfered edges smoothly lead them into the screw heads in an easy way. Dual-material handle is ergonomically designed to give nonslip and comfortable grips. Each key can be fixed for use. Housing keeps each key in the right place for effortless storage. Hex Key Wrench Metric Size: 1.5mm, 2mm, 2.5mm, 3mm, 4mm, 4.5mm, 5mm, 5.5mm, 6mm.
