JETECH Hex Key Wrench 7Pcs Hex Key Set On A Ring

7pcs 1 5mm 6 0mm JETECH Hex Key Wrench 7Pcs Hex Key Set On A RingSpecifications Material Alloy steelColor blackQuantity 7PcsDiameter 1 5mm 2 0mm 2 5mm 3 0mm 4 0mm 5 0mm 6 0mmFeatures 1 Hard and durable good oxidation resistance 2 Blackening the surface treatment with high strength high toughness wear resistance 3 Seven kinds of sizes it is an ideal tool to meet your working demands