SD8 240mm DTH Drill Bit for Water Well Drilling

• Customization: Available
• Standard: API
• Type: Drilling Tools
• Model NO.: SD8 240MM
• Usage: Big Holes Water Well Drilling
• Model Number: SD6-191mm
• Machine Type: DTH Bit
• Processing: Forging, Oil Cold Process, CNC
• Market: Global
• Transport Package: Wood Package
• Specification: CE, SGS, ISO: 9001
• Trademark: PRODRILL
• Origin: China
• HS Code: 82071990
• Production Capacity: 1000PCS/Month

Product Description

Description:
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

 

Specification:
 

Hammer size

1" bit

2" bit

3" bit

4" bit

5" bit

6" bit

8" bit

10" bit

12" bit

15" bit

20" bit

24" bit

DTH bits Diameter range

57 64 70 76 (3")

80 82 90

92 95 100 105  110

105 110 115  120 125  130

130 135 138 140 146 150 152(6") 156

152 154 156 159 165 171 178 185 190 203(8")

200 203 216 219 222 225 229(9") 235 240 254(10") 270 279(11")

254  270 279  295  305(12")  311 315 330 (13")

305 311 315 330 343  350  356 368 375 381 (15")

381  391 413  435 438  445  451  457(18") 464 483(19") 508(20")

483  508  560(22")  578 610(24")  660(26")

610 660 724 737 ( 29")   762  (30")   864   (34 ") 914 (36")

Specification

BR1

BR2 DHD25

DHD35 IR3.5 COP34 BR3 QL30 COP32 M30

DHD340A     COP44 SD4 M40 SD4

DHD55 DHD350R COP54 M50 SD5 QL50

DHD65 M60 SD6 QL60

DHD85, DHD380, DHD84, M80, SD80, QL80

SD10 NUMA100

DHD120 NUMA120 NUMA125

DHD330

DHD450

DHD525

Bit details

Bit Face

Flat

Flat

Flat

Flat

Flat

Cancave Canvex

Cancave Canvex

Cancave Canvex

Cancave Canvex

Cancave Canvex

Cancave Canvex

Cancave Canvex

Carbide button

Dome/hemispherical, Paraboli/semi-ballistic,  Ballistic

Gauge buttons

8*12, 7*11

8*14

8*16/18

Front buttons

7*12/13/14

8/10*14/15/16

Buttons Qty

8

10 to 13

15

15 to 18

16 to 18

16 to 24

18 to 41

22 to 41

41 to 55

45 to 81

77to 93

75 to 132

Air pressure

0.7-1.75Mpa

0.7-1.75Mpa

1-1.5Mpa

1-2.5Mpa

1-2.5Mpa

1-2.5Mpa

1-2.5Mpa

1-2.5Mpa

1-2.5Mpa

1-2.5Mpa

1-2.5Mpa

1-2.5Mpa

Size type

Normal

Normal

Normal

Normal

Normal

Normal

Normal

Big size

Big size

Big size

Big size

Big size

Skirt steel

23CrNi3Mo,                20Cr2Ni4

Production process

Fully carburized () of special heat treament with stress relief ( )  + full CNC ()for accurate machincal processing for perfect arc of skirt body to assure same consumption of skirt body with YK05 tungsten carbide inserts, which is by cold-inserted techology , no broken and drop in time of drilling

Advantage

R. O.P

fast

fast

fast

fast

fast

fast

fast

fast

fast

fast

fast

fast

Hole straightness

Perfect

Perfect

Perfect

Perfect

Perfect

Perfect

Perfect

Perfect

Perfect

Perfect

Perfect

Perfect

Hole clean quality

Good

Good

Good

Good

Good

Good

Good

Good

Good

Good

Good

Good

Productivity action

High

High

High

High

High

High

High

High

High

High

High

High

Drilling life

Longer

Longer

Longer

Longer

Longer

Longer

Longer

Longer

Longer

Longer

Longer

Longer

Interchangable

Ok

Ok

Ok

Ok

Ok

Ok

Ok

Ok

Ok

Ok

Ok

Air consumption

Less

Less

Less

Less

Less

Less

Less

Less

Less

Less

Less

Resisitance wear

High

High

High

High

High

High

High

High

High

High

High

Usage

Quarry

Quarry

Quarry

blasting

blasting

blasting

blasting

water wells oil gas

water wells oil gas

water wells oil gas

water wells oil gas

water wells oil gas

Worksite test

Rock hardness

14-16HRC

Air pressure

20KG

Depth meter

1.5 M

drilling speed

4 minute

Advantages:
Compared with the oversea brands, our advantages are bellowing:
a. Our products can match over 95% against the original products
b. Price are competitive against the famous brands and best quality against the small factory
 
About Us:
1.    Our factory has been specialized in manufacturing drilling tools and spare parts for over 10 years.
2.    We have advanced technology and equipment.
3.    Our technician has more than 13 year's professional working experience.
4.    Rock drilling tools are exported throughout the world. Main market: Norway, Turkey, USA, Canada, Australia, Brazil, Uruguay, Iran, Philippines, Thailand, India, etc.