DHD Series DTH Hammer for Mining and Water Well Drilling Mining Button Bits

• Customization: Available
• Brand Name: Prodrill
• Model Number: DTH
• Model NO.: DHD Series
• Machine Type: Drilling Tool
• Certification: API
• Processing Type: Forging
• Use: Ore Mining
• Model Type: DHD,Ql,SD, Mission, Cop,Numa
• Application: Deep Hole Drilling
• Color: Red or as Your Request
• Transport Package: Wood Package
• Specification: CE, SGS
• Trademark: PRODRILL
• Origin: China
• HS Code: 8412310090
• Production Capacity: 100pec/Months

Product Description

DHD Series DTH Hammer for Mining and Water Well Drilling  Mining Button Bits
It is a kind of high air pressure DTH Hammer without foot valve and without valve, our newest design. It is also one of
the most advanced DTH Hammers in the world.

General Introduction:

We manufacture DTH Hammers in different sizes ranging from 3 to 12. These hammers are made corresponding to
Drilling Bits to carry out prevalent objectives. These hammers are used in various down the hole operations like bench
Drilling. These are valve less hammers with optimized air cycle frequency. These are heavy duty hammers that well
at greater depths demanding less air usage, delivering minimum performance loss. We offer IR hammer, DHD3.5,
DHD340a, DHD360, DHD380, COP and QL hammer. The optimum range of hole size for blast drilling with DTH is
90mm to 254mm, smaller blast holes are generally drilled using top hammer, and larger holes generally use rotary
machines. Our hammer like COP and QL are known fort heir reliability and longevity.

1-12 inch middle-low/high air pressure DTH hammer & bit
Big hole high air pressure DTH hammer using in water well, oil, gas and construction drilling
Eccentric overburden drilling Equipment
Hole opener bit
Rock thread bit
Shank adapter, coupling sleeves and all kinds of adapters
 

Specification:	External Diameter (mm)	Connection thread	Hole rang (mm)
Low air pressure DTH hammer CIR type	50~180	CIR**	55~200
Middle air pressure BR & COP type	70~110		85~115
3 inch DTH hammer COP34/QL30 etc	81	API 2 3/8" Reg	90~110
4 inch DTH hammer COP44/DHD340 etc	99	API 2 3/8" Reg	110~150
5 inch DTH hammer COP54/Mission50 etc	125	API 2 3/8" or API 3 1/2" Reg	135~165
6 inch DTH hammer COP64/QL60 etc	142	API 3 1/2" Reg	152~216
8 inch DTH hammer COP84/SD8 etc	180	API 4 1/2" Reg	203~305
10, 12inch DTH Hammer NUMA 100, NUMA 125	275	API 6 5/8 Reg PIN	305-445