11 degree tapered drill bits

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  • Q7-38-1122-50 Tapered Button Bit

    • Code No.: Q7-38-1122-50
    • Diameter: 38mm
    • Length: 50mm
    • Tapered Degree: 11°
    • Carbide Dimension: 8mm*7
    • Carbide Design: Semi-Ballistic
    • Water Holes: 2 on front, 5 on side
    • Premium designs and steel and premium tungsten carbide insert grade T6 supplied by Boart Long year,tungsten carbide code No. YK05 supplied by Zhuzhou 601 factory,Offers industry-leading strength and penetration rates for more productivity.Excellent straightness and hole clean quality,Get max.drilling performance.