Hand crank coffee grinder

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Material: domestic martensitic stainless steelProcess: Five-axis CNC cuttingAdvantages: hardness of 55-58HRCCut coffee beans quickly and evenlyUniform grinding particles: precise a nd concentric coordination of the positioning of the double bearing central axisHigh-quality material processing: space aluminum + stainless steel + PCSharp pure steel grinding core: Five-axis CNC machining and high efficiency grinding Show more