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Gauge:Spherical button
Front:Ballistic button
R32 48mm Ballistic button bit
T38 127mm hole opener reaming button bit
COP MD20 T38 D38 470 shank adapter
HC28 590 D45 Anchor connector
HC110 T38 D45 415 shank adapter
T38 64mm Drop center Retrac Parabolic button bit
CIR110 115mm DTH bit
P105 105mm Bayonet type DTH bit