• 8′ ′ -254mm DTH Mining Rock Drill Bit
  • 8′ ′ -254mm DTH Mining Rock Drill Bit
  • 8′ ′ -254mm DTH Mining Rock Drill Bit
  • 8′ ′ -254mm DTH Mining Rock Drill Bit
  • 8′ ′ -254mm DTH Mining Rock Drill Bit
  • 8′ ′ -254mm DTH Mining Rock Drill Bit

8′ ′ -254mm DTH Mining Rock Drill Bit

After-sales Service: Yes
Warranty: Yes
Material: Carburized Steel
Color: You Wanted
Application: Water Well Drilling or Mining
Air Pressure: High Air Pressure
Samples:
US$ 200/Piece 1 Piece(Min.Order)
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Customization:
Manufacturer/Factory, Trading Company
Gold Member Since 2015

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Hunan, China
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Basic Info.

Model NO.
8′′-254mm
Advatage
High Performance and Long Service Life
Transport Package
Plywood Box
Specification
8′′ -254mm DTH Bits
Trademark
SOLLROC
Origin
Made in China
HS Code
82071300
Production Capacity
10000/Month

Product Description

Product Introduction
DTH is a reliable method that drills stable holes with exceptional straightness. The method is also excellent both environmentally and socially because it produces far less noise and vibration than many other drilling methods, making it a widely useddrilling method in cities and other populated areas

Product Adavantages
1. Long life of bit: alloy steel material has a long service life, which is higher than similar products.
2. High drilling efficiency: the drill teeth are wear-resistant, so that the drill bit can always be sharp, thus greatly improving the entering speed of the teeth.
3. Steady drilling speed: the drill bit breaks the rock by scraping and cutting.
4. Good spacing effect:  strong abrasion resistance and good spacing performance, which enables the cutting teeth to be utilized efficiently
5.Low air consumption, smooth drilling aximum impact power, High penetration rate

Specification

Bit diameter

Flushing holes

No.*Button Dia.

mm

No.*Button Dia.

mm

 

Weight

(kg)

mm inch Gauge Buttons Front Buttons

200
 
7 7/8" 2*Ф30 10*Ф18 8*Ф18+6*Ф16 46

203
 
8'' 2*Ф30 10*Ф18 8*Ф18+6*Ф16 47

216
 
8 1/2" 2*Ф30 10*Ф18 8*Ф18+6*Ф16 53

219
 
8 5/8" 2*Ф30 10*Ф18 8*Ф18+6*Ф16 54

222
 
8 3/4" 2*Ф30 10*Ф18 8*Ф18+6*Ф16 55

225
 
8 7/8" 2*Ф30 10*Ф18 8*Ф18+6*Ф16 56

229
 
9'' 2*Ф30 10*Ф18 8*Ф18+7*Ф16 57

235
 
9 1/4'' 2*Ф30 12*Ф18 20*Ф16 58

241
 
9 1/2'' 2*Ф30 12*Ф18 20*Ф16 58

254
 
10'' 2*Ф30 12*Ф19 8*Ф18+18*Ф16 61

270
 
10 5/8'' 2*Ф30 12*Ф19 8*Ф18+19*Ф16 62

280
 
11'' 3*Ф26 12*Ф19 9*Ф18+21*Ф16 67


Face shape selection
1. Drop Center Bit
For high penetration rates in soft to medium hard and fissured rock formations. Low to medium air pressures. Maximum hole deviation control.
2. Concave Face
The all-round application bit face specifically for medium hard and homogenerous rock formations. Good hole deviation control and good flushing capacity.
3. Flat Face Bit
This kind of face shape is suitable for hard to very hard and abrasive rock formations in applications with high air pressures. Good penetration rates an resistance to steel wash.
4. Double Gauge Face
This kind of face shape is suitable for fast penetration rates in medium to hard rock formations. Designed for high air pressures and good resistance to steel wash step gauge bit.
5. Convex Face
For high penetration rates in soft to medium-hard with low to medium air pressures. It is the most resistance to steel wash, and may reduce the load and wear on the gauge buttons, but poor hole deviation control.

About us
We are able to manufacture, export and supply our clients excellent quality DTH Hammers like DTH Hammer Bits and RC Hammer. These hammers are meticulously manufactured with utmost perfection by utilizing superior quality raw materials and efficient machinery. Sturdy in construction, the provided hammers are specifically designed to suit high pressure drilling rigs. Also, the offered DTH Hammers can be purchased from us in distinct technical specifications at industry leading rates.
Our variety of Down the Hole drill bits is manufactured using high quality materials to provide you with a fine balance between penetration capability and bit life. We offer a comprehensive range of standard and made to order drill bits on an extensive selection of shanks with a wide variety of head designs to suit every project.
Sollroc DTH bits are interchangeable with these famous bits with CIR, Mission, DHD, SD, QL, etc. series shank.

Delivery Time
Generally need 15-25 days

Transport Way
By air, By Sea or By Express

Detail photos
8′ ′ -254mm DTH Mining Rock Drill Bit


8′ ′ -254mm DTH Mining Rock Drill Bit8′ ′ -254mm DTH Mining Rock Drill Bit8′ ′ -254mm DTH Mining Rock Drill Bit

 

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