artistic detail of steel gear wheels inside angle grinder machine in green blue shade

abstract angle artistic background ball bearing beautiful blue closeup cog cogged cogs cogwheel component connect cooperation design detail disc engine engineering equipment fastener gear gearbox gearwheel green grinder industrial industry inside interlocked involute lock locknut machine machinebuilding machinery macro mechanical mechanism meshing metal metallic motion nobody nopeople nut part perfect pinion power precision quality repair research rolling rotation science service shade side steel stiff success tech technical technology teeth tone tool transmission wheel work