10 pcs 6Mm Tungsten Carbide Drill Bit Set With Flat Hex Shank For Mirror Porcelain Marble Brake Cable Kit does not rust or break

does not rust or break

• Suitable for Z3347

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10 pcs 6Mm Tungsten Carbide Drill Bit Set With Flat Hex Shank For Mirror Porcelain Marble Brake Cable Kit does not rust or breakHigh quality cemented carbide. With improved head, it can prevent the drill bit from cracking and extend its service life. Pear point design. With strong toughness and wear resistance, solves the problem of drill bit drift and slippage. Cemented carbide lance can accelerate the cutting speed and prevent cracking. Low cutting resistance, improves trepanning speed, saves time. These drill bits will drill without chipping or cracking when properly used.