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China High Quality QL50 140mm DTH Drill Bits Water Well Drilling Bits

China High Quality QL50 140mm DTH Drill Bits Water Well Drilling Bits

Brand Name:MIROC
Certification:ISO9001, API
Model Number:QL50 140mm DTH Drill Bits
Minimum Order Quantity:1 Piece
Delivery Time:5-15 Work Days
Payment Terms:L/C, D/A, D/P, T/T, Western Union, MoneyGram
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Location: Beijing Beijing China
Address: Room9-616, No. 10 Zhenxing Road (MDW Plaza), Changping District, 102200 Beijing, China
Supplier`s last login times: within 28 hours
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China High Quality QL50 140mm DTH Drill Bits Water Well Drilling Bits


Down The Hole Bits
Advantages of new diamond dive drilling:
The longer life of the drill: the alloy material, with longer using life which better than the similar products
High Drilling Efficiency: the drill buttons is wear-resistant, so that the drill can always keep sharp, thus greatly improving the speed of the drilling
The drilling speed is stable: the bit is scraped and cut to break the rock.
Good Performance: the New Diamond bit has strong wear resistance, good diameter protection and can make
the cutting teeth be used efficiently.

The use of a wide range: the practice proves that the bit is suitable for carbonate rock, limestone, chalk,
clay rock, siltstone, sandstone and other soft and hard (9- grade drillability of rock, hard rock drilling), compared with normal bit, especially drilling in 6-8 grade rock the effect is particularly significant.


Different face style makes DTH bits suitable for various rock conditions.

Flat face: This is an universal design, especially for hard and abrasive rock formation. So typically, flat face with hemi-spherical buttons design is the most popular choice.

Convex face: A classic design for soft to medium hard rock formation which is not so abrasive. This design have very excellent penetration rate but poor in hole deviation if rocks are hard.

Concave face: Medium hard to hard rock formations which is less abrasive and fractured. Especially for deep hole drilling, excellent control over hole deviation.


QL50 High Air Pressure DTH Bit Specification:

QL50 Spherical button/Concave face
1305 1/84×14,3×148×162144148301331
1335 1/44×14,3×148×162144148301332
1405 1/24×14,4×148×162154148301333
1465 3/44×14,4×148×16215.84148301334
15264×16,4×168×182184148301335
QL50 Ballistic button/Convex face
1304 3/83×14,4×149×163144148301336
1334 1/23×14,4×149×163144148301337
1404 3/43×16,4×169×163154148301338
14653×16,4×169×16315.84148301339
1525 1/83×16,5×169×183184148301340
QL50 Spherical button/Flat face
1304 3/87×148×162144148301341
1334 1/27×148×162144148301342
1404 3/47×147×182154148301343
14058×149×163154148301344
1465 1/88×149×16315.84148301345
1525 1/48×169×183184148301346

China China High Quality QL50 140mm DTH Drill Bits Water Well Drilling Bits supplier

China High Quality QL50 140mm DTH Drill Bits Water Well Drilling Bits

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