using abrasive slurry between the tool and work

direct contact of tool with the work

maintaining an electrolyte between the work and tool in a very small gap between the two

erosion caused by rapidly recurring spark discharges between the tool and work

electro-chemical machining

electro-discharge machining

ultra-sonic machining

none of these

aluminum oxide

boron carbide

silicon carbide

any one of these

tungsten carbide

brass or copper

diamond

stainless steel

tungsten carbide

brass or copper

diamond

stainless steel