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10" Down The Hole Numa100 DTH Button Drill Bits For Rock Drilling

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Changsha Sollroc Engineering Equipments Co., Ltd

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10" Down The Hole Numa100 DTH Button Drill Bits For Rock Drilling

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Brand Name :	SOLLROC
Model Number :	Numa100 dth bits
Certification :	SGS
Supply Ability :	30000 sets per month
Delivery Time :	3-4 weeks

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10" Down The Hole Numa100 DTH Button Drill Bits For Rock Drilling

Product specifications: Numa100 dth bits

For 10" hammer DTH bits shank	Bit Dia.		Air Holes No.	Gauge Buttons	Front Buttons	Weight (Kg)	Part No.
For 10" hammer DTH bits shank	mm	inch	Air Holes No.	Gauge Buttons	Front Buttons	Weight (Kg)	Part No.
SD10	254	10"	3	12×φ18	20×φ16	108.0	SD10-254
	305	12"	4	12×φ18	36×φ18	125.0	SD10-305
	311	12 1/4"	4	12×φ18	36×φ16	130.0	SD10-311
	318	12 1/2"	4	12×φ18	38×φ16	142.0	SD10-318
	330	13"	4	16×φ18	42×φ16	155.0	SD10-330
NUMA100	254	10"	3	12×φ18	20×φ16	90.0	Numa100-254
	305	12"	4	12×φ18	36×φ18	102.0	Numa100-305
	311	12 1/4"	4	12×φ18	36×φ16	104.0	Numa100-311
	318	12 1/2"	4	12×φ18	38×φ16	106.0	Numa100-318
	330	13"	4	14×φ18	42×φ16	112.0	Numa100-330

Shank can be available:

1), Dia. 64mm-70mm shank Bulroc BR1
2), Dia. 70mm-95mm shank Halco MACH20, Bulroc BR2
3), Dia. 90mm-102mm shank COP32, COP34, Halco MACH303, M30, DHD3.5, Bulroc BR3
4), Dia. 105mm-152mm shank COP44, DHD340, Halco MACH44, SD4, M40, QL40, Bulroc BR4
5), Dia. 135mm-165mm shank COP54, DHD350R, COP54, Halco MACH50, SD5, M50, QL50, Bulroc BR5
6), Dia. 152mm-254mm shank COP64, DHD360, SD6, M60, QL60, Bulroc BR6
7), Dia. 203mm-330mm shank COP84, DHD380, SD8, QL80
8), Dia. 254mm-380mm shank SD10, Numa100
9), Dia. 305mm-508mm shank DHD1120, SD12, N120, N125
10), Dia. 405mm-864mm shank SD15, SD18
11), VKP80, VKP95, CIR90, CIR100, CIR110, CIR150, CIR200...

We can also provide related products RC hammers, RC bits, DTH hammers, ODEX system, symmetrix systems, slide block drilling systems, etc and DTH drilling pipes for various thread API REG, API IF, BECO, etc

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10" Down The Hole Numa100 DTH Button Drill Bits For Rock Drilling

Bit Face Selection of DTH Bit

Face Shape	Applictions	Typical formations
Flat	Hard and abrasive formations,all around.	Granite,hard limestone
Concave	Medium hard to hard formations.Less abrasive,fractured formations.Excellent control over hole deviation.	Granite,hard limestone,basalt
Convex	Soft to medium hard rock.Non abrasive formations.High penetration rate.	Limestone,hard limestone,shale
Drop Center	Soft to medium hard and fractured formations.	Limestone,shale

Dome buttons as gauge buttons of DTH bits suitable for very abrasive and very hard formations,

Parabolic ( semi-ballistic buttons ) as gauge buttons and front buttons of DTH bits , suitable for medium abrasive and hard formation,

Ballistic button as front buttons of DTH bits, suitable for medium abrasive and medium hard formation,

ProDrill offers a comprehensive range of high performance DTH hammers, DTH hammer bits, and accessories for use in the mining, construction, geothermal, and rotary drilling industries.

DTH hammers are available in sizes from 2" to 20" from the industries leading manufacturer's including Mincon®, ®, Drill King®, Rockmore®, and more.

DTH hammer bits are available in sizes from 2" to 36", with all shanks, multiple head/face designs, and with a variety of tungsten carbide button styles to suit a wide variety of drilling conditions.

DTH accessories, including hammer oil andlube, grinding and sharpening tools, adapter, subs, shock absorbers, and more, are available to complement our DTH product offering.

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10" Down The Hole Numa100 DTH Button Drill Bits For Rock Drilling