Tapered Drill bits, included Tapered Button bits, Tapered Chisel Bits, Tapered Cross Bits.:
Used in small-hole drilling, suitable for hand-held rock drill Y24, and air-leg rock drill YT28, light type hydraulic rock drill like Q7:
ProDrill Tapered Drill Bits use imported steel materials to produce skir body, and T6 or YK05 world excellent quality Cemented Carbide to for quarrying and underground mining, tunneling etc. Tapered drill bit series has excellent performance, has wear resistance and high breakage resistance due to the presence of extra toughness in the T6 cemented carbide.:
For granite and marble quarrying, main size is Q7, Q8, 32mm, 34mm, Shank type 22*108mm, skirt body length 50mm-80mm. as our 15 years export experiences to world stone quarrying:

Product details

Tapered Drill Bits

Tapered Drill bits, included Tapered Button bits, Tapered Chisel Bits, Tapered Cross Bits.

Used in small-hole drilling, suitable for hand-held rock drill Y24, and air-leg rock drill YT28, light type hydraulic rock drill like Q7

ProDrill Tapered Drill Bits use imported steel materials to produce skir body, and T6 or YK05 world excellent quality Cemented Carbide to for quarrying and underground mining, tunneling etc. Tapered drill bit series has excellent performance, has wear resistance and high breakage resistance due to the presence of extra toughness in the T6 cemented carbide.

For granite and marble quarrying, main size is Q7, Q8, 32mm, 34mm, Shank type 22*108mm, skirt body length 50mm-80mm. as our 15 years export experiences to world stone quarrying

India market use Q8-34-7 22 – 65, Q7-32-722-65/80. Saudi granite quarry owner like to use

Chisel bit Y3-32/34-722-71. For Europe, America market, Q7-32/34-12 22-50 is popular. Norway produces very hard granite like Blue Pearl, Q9 9buttons T6 carbide tips, and USA steel to reach happy drilling life.

Product features
Premium designs and steel and premium tungsten carbide insert grade T6 supplied by Boart Long year, Offers industry-leading strength and penetration rates for more productivity. Excellent straightness and hole clean quality, Get max. drilling performance

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Taper-button-bit