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Countersink Drill Bits Set JESTUOUS 82 Degree 6 Flute 3/4" 5/8" 1/2" 3/8" 1/4" HSS Round Shank Precision Ground for Metal,5 Pieces
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Countersink Drill Bits Set JESTUOUS 82 Degree 6 Features
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5 sizes countersink drill bits in plastic case,cutting diameter 3/4" 5/8" 1/2" 3/8" 1/4" with shank diameter 1/2 inch and 1/4 inch.
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Made of super hard high speed steel and precision ground,with good wear resistance.
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Suitable for all kinds of machine tools, electric drills to chamfer,deburr and countersink holes.
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Six flutes counter sink design can extend drill bits life and reduce vibration, remove chips faster for better drilling.
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Ideal for chamfering, deburring and countersinking on metal,such as steel sheet,steel pipe,section steel,etc.
About Countersink Drill Bits Set JESTUOUS 82 Degree 6
Specifications Sizes:3/4"x1/2",5/8"x1/2",1/2"x1/4",3/8"x1/4",1/4"x1/4".5 pieces countersink drill bits in total. Counter sink degree:82° Shank style:Round Material:High Speed Steel（HSS） Finish/Coating: Bright Number of flute:6 Packing:plastic box Application 1.Different chip groove, can be used in different working conditions;6 flutes design better for chips-removing and drilling. 2.Countersink drill bits can achieve exact countersinking holes and perfect chamfering deburring work,leave the metal surfaces smooth. 3.These countersinks are not for drilling,should with lower speed and flood coolant,for safety and correct usage.
