QL50 High Air Pressure DTH Drill Bit

DTH Hammer and DTH bit

QL50 High Air Pressure DTH Drill Bit

DrillMore provide DTH drill bit designed according to your local rock condition, to ensure drilling safety and improve the drilling speed. Bit Shank DHD/COP/QL/ SD/MISSION/NUMA/CIR/BR etc.

Application: Mining, Water Wells, Geothermal Wells

Package: Wood Carton

Brand: DrillMore

MOQ: 1 set

باھاغا ئېرىشىش

description

DrillMore provide DTH drill bit designed according to your local rock condition, to ensure drilling safety and improve the drilling speed. Our DTH Bit Size from 3" To 40", Bit Shank DHD/COP/QL/ SD/MISSION/NUMA/CIR/BR etc.

QL50 High Air Pressure DTH Drill Bit, Shank:QL50, 12 spline，Diameter from 140 to 178 mm.

specifications	Face Form	Bit Dia.	Spline	Button type	Gauge Buttons	Front buttons	Weight
QL50	Convex Face	140	12	Domed+Ballistic	7×Ø18	4×Ø15+3×Ø14	15.3
	Flat Face	146	12	Domed+Ballistic	8×Ø18	8×Ø14	16.
	Flat Face	152	12	Domed+Ballistic	8×Ø18	8×Ø14	16.5
	Concave Face	165	12	Domed	8×Ø18	4×Ø16+4×Ø14	18.5
	Concave Face	178	12	Domed	8×Ø18	6×Ø16+5×Ø14	20.

How to find a suitable DTH bit?

DrillMore DTH Drill Bit has a variety of carbide and face designsfor use in different ground conditions.

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Spherical/round buttons are usually used as gauge buttons of DTH bits, suitable for very abrasive and very hard formations.

Parabolic buttons are usually used as gauge buttons and front buttons of DTH bits, suitable for medium abrasive and hard formations.

Ballistic buttons are usually used as front buttons of dth bits, suitable for medium abrasive and medium hard formations. They can also be used as gauge buttons if the rock is soft.

Sharp buttons are usually used as front buttons of DTH bits for soft formations, suitable for high rotation speed and low bit broken rate soft rock.

Flat buttons are usually used as protection buttons to reduce wear on rubbing surface of DTH bits.

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