Key Word:

down the hole bit | por el poco agujero | baixo o bit buraco | vers le bas le bit de trou | in das Loch Bit | il bit del foro | a lyukba bit | síos an poll giotán | ned i hullet bit | ned i hullet bit/down the hole bit | por el poco agujero | baixo o bit buraco | vers le bas le bit de trou | in das Loch Bit | il bit del foro | a lyukba bit | síos an poll giotán | ned i hullet bit | ned i hullet bit 

DTH Drill Bits are produced from premium quality nickel-alloy steel for increased durability and wear characteristics. Specific heat treatment standards and special "stress relief" processes ensure consistent performance. 

DTH hammer bits are designed for maximum performance and hole cleaning ability and high penetration rate. 

Our bits are interchangeable with Atlas Copco's COP32 34 44 54 64 84, Ingersoll-Rand 's DHD3.5,DHD3.5HD, DHD 340A , DHD350R, DHD 360, DHD380 QL40, QL50 , QL60, QL80.NUMA100, NUMA120, MISSION60,ects 

Features:

1.Applicable hard,very hard and medium soft rock formations.

2.Reliable quality, long service life,  rare abnormal breakage during service life.

3.Good flushing effect to ensure high drilling rate

4.Strict quality warranty and compensation rules

5.Can match to the original hammer

6.Use the most high quality carbides

Terms&Conditions of Ordering:

1 .Payment Terms: T/T (Telegraphic Transfer) or Western Union 

2. Delivery Term:

 Based on order quantity, normally it takes 25 days for production.

 Only 2 or 3 days if we have stock on your request size.

3. Transportation:

Sample order: we suggest Courier express or by air

Bulk order: we suggest by air or by sea.

4. Quality & Service:

A. There will be strict inspection and testing for every order before shipping out.

B Our sales team and Technical Support will response for your question within 24 hours (Holidays Excluded) through WhatsApp/Wechat: + 86 15226009749

C. Free replacement will provide once the failure confirmed caused or our product quality; Not satisfied with a refund.

About Us:

1.    Our factory has been specialized in manufacturing rock drilling tools and spare parts for over 10 years.

 2. Electro-hydraulic forging hammers for forging process, Italian atmosphere-controllable sealed quench furnace for heat treatment, CNC machines for accurate finishing

3.    Our technician has more than 13 year's professional working experience.

4.    Drilling tools are exported throughout the world. Main market: Norway, Turkey, USA, Canada, Australia, Brazil, Uruguay, Iran, Philippines, Thailand, India, etc.

About products we can provide:
1. Integral drill steels (Integral Drill Rods)
Shank H22x108mm, H19x108mm, standard hex. Bit diameters include 20-42mm.
2. Tapered drilling tools (Tapered Drill Steel)
Including:
Shank H22x 108mm, (6, 7, 11, 12 degree taper) taper rods in most lengths.
A comprehensive range of button bits, cross bits and chisel bits with (6, 7, 11, 12 degree taper).
Bit diameter: 28mm-57mm.
3. Extension drilling tools
Button bit, face design: Flat face, drop centre, Normal and Retrac body.
Tungsten carbide (Buttons): Spherical, ballistic and Conical. (Threaded R32, R38, T38, T45, T51, bit diameter: 45mm-127mm);
Couplings sleeves- manufactured with a middle stop to prevent walking along the thread. Include couplings sleeve (threaded R22, R25, R28, R32, R38, T38, T45, T51)
Shank adaptors - carburized and manufactured with tight tolerances and controlled straightness.
4. Down the hole hammers and DTH bits (Down The Hole Drilling)
Offer IR hammer, DHD3.5, DHD340a, DHD360, DHD380, and low pressure hammers CIR65a, CIR90, CIR110, CIR150, CIR170 etc. DTH bits: 60mm-254mm bits with flat face, concave design fit for the atlas copco and ingersoll-rand model etc.
5. Excavate coal cutter bits
Include all kinds of round cutter bit and flat cutter bits for excavate coal machine as the replacements of kennametal. Such as U76, U82, U84, U85, U92, U94, U95, U118 and coal bolting bit and coal bolting rod.
6. All kinds of casing bits for shield machine and construction tools.
7. Round road planning bit for road milling machine and machine.
Shank diameter=19.4mm, 25mm, 30mm, 33mm, 38mm, etc.
8. Blast furnace tap hole drill tools. (Rod, Cross bits, button bits and X-type bits etc). 

Welcome To Contact Us If You Need Any of Our Tools!
E-mail us: chinadrillingtool.net@gmail.com