DTH Reamer bits Hole Opener Bit for Well Drilling dth hammer

DTH Reamer bits Hole Opener Bit for Well Drilling dth hammer

DTH Reamer bitsHole Opener Bitan be widely used in drilling for grouting holes in projests such as cofferdam, foundation and geothermal well and etc.

Features:
1.Hardening treatment of the parts surface with longer operating life
and excellent anti-wear properties
2.Structure optimization Strengthen the structural
3.Superior performance Smooth with high efficiency

3.Superior performance Smooth with high efficiency

Technical Data
A	B	C	D	E	F	G
outer dia	reamed dia	inner dia	thread	drill rod	drill bit dia	thread
(mm)	(mm)	(mm)	mm	mm	mm
118	125	88	104.5	76	83	R56
133	140	108	122	76	102	R56
146	152	120	134	89	116	R78
168	172	133	146.5	114	128	R83
216	225	178	203	114	165	R102

 

superdrill manufactures hole-openers of all sizes and designs. We manufacture our hole-openers with highest grade of aircraft quality steel available. We manufacture from 6″-36″ diameters with any size pilot hole required.
We specialize in customization of hole openers where you may add an air hole through the pilot and/or carbide buttons on the pilot for better evacuation and cleaning of the hole thus reducing wear on the steel diameter. At any given time, we have several standard hole opener shanks in stock and in process, so please keep us in mind for all your hole opener needs

 

 

superdrill Manufacture and supply of DTH hammer and DTH bits, DTH pipe ( tube ), DTH sub adapters, RC hammers, bits, drill rods, spares and equipment, drilling consumables for deep hole water well and larger diameter blasting bore hole surface drilling.

DTH Hole Opener- DTHO-D312-D216 for deep hole water well and large diameter surface hole drilling

• Diameter: 312mm
• Diameter2: 216mm
• Gauge Buttons: 18
• Front Buttons: 27
• Shank type: DHD112 SD12 NUMA120
• Carbide Design: Dome

 

Rock drilling tools manufacturer superdrill DTH hole opener bits are manufactured from the highest quality aircraft alloy steel. Which are used to enlarge the size of a pilot hole most commonly for Blast hole drilling, Quarrying, DTH Drilling, Water Well Drilling, Oil Drilling, Construction, Foundation Drilling.

ProDrill offers a wide size of DTH hole opener bits, Guide diameter scope from 95mm – 311mm, Reamed diameter scope from 130mm – 444.5mm, DTH hammer size from 3.5’’, 5 ‘’, 6’’, 8’’, 12’’ with all industry DTH hammer shanks for a match.

DTH hole opener with dome buttons.

 

Rock drill bits advantages :

(1)  Wear pads, back reamer buttons, and or buttons on the pilot can be added for an additional fee.

(2)  The ability to use less powerful equipment than that required to drill the large diameter hole.

(3)  Straighter holes result from the smaller pilot hole.

Better clearing of cut material.