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  • Down The Hole Bit

    driftandtunnel

    Size: 76mm-605mm

    Hammer: 2”-12”

    Package: in wooden case

    Productivity: 2000pcs/month

    • Suitable for high pressure drilling rigs
    • Water well drilling
    • Record breaking penetration
    • Exploring Civil Engineering Applications
    • Lowest cost per foot drilled
    • Simple & robust design
    • Foot Valve not required in the bit
    • Longer parts life
    • Maximizes efficiency
    • Develops greater power for any compressor capacities
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