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Carbide Drills
1. Grade: YG8C equivalent to ISO K30Performance: fitting for serving as fine-heads in striking tunable rock-digging machines to dig medium-rigidity or hard rocks; tooth of coal-cutting machine to sever hard nipstone; processing of oil-well drill heads and hard stone materials; plucking of steel sticks and steel pipes with high compress ratio; manufacturing of machining knives, planning knives ,and electric drill heads2. Grade: YG11C equivalent to ISO K40Performance: fitting serving as drill head in border-manufacturing of heavy rock-digging machine, plumbum head used in deep hole drilling and rock drilling terrace vehicle.3. Packing: standard packing for export.A. It`s fit for drilling and expanding ordinary and deep holes, plucking pipe materials of colored metals and its alloys, manufacturing of electric drill headsB. Processing of oil-well drill heads and hard stone materials; plucking of steel sticks and steel pipes with high ratio.
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