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Address: Hancheng Town, Lubei District, Tangshan City, Hebei Province

Marketing call:+86-315-3159608

Website:www.tsjinshi.cn

E-mail:tsjinshicy@163.com

Diamond drill bit & reamer

TW series diamond bits are thin-walled products, used in complete hard rock formation, low power drilling can achieve fast and efficient footage. TW series impregnated diamond drill bits are exclusive K series matrix. The matrix is manufactured by pressing and sintering process at the same time, and the coated diamond is stable and reliable.

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Product Details

diamond drill bit

TW series diamond bits are thin-walled products, used in complete hard rock formation, low power drilling can achieve fast and efficient footage.

TW series impregnated diamond drill bits are exclusive K series matrix. The matrix is manufactured by pressing and sintering process at the same time, and the coated diamond is stable and reliable.

TW Series Diamond Bits
Caliber	A、B	N、H
Carcass	K11	K9、K11
Nozzle quantity	A caliber 4, B caliber 6	N caliber 8, H caliber 10
Lip	Teeth

diamond reamer

The reamer is made by pressureless impregnation sintering process. The types of reamers are polycrystalline reamers and diamond reamers.

Classification of TW Series Reamer
Classification	Code	Process
polycrystalline reamer	P	polycrystalline sintering
diamond reamer	D	Sintering of reinforced polycrystalline large diamond particles

Drill & Reamer Products

TW Series Diamond Bits & Reamers Standard
Caliber	Product Standards
A	ATW
B	BTW
N	NTW、 NTW76、NTW76.5
H	HTW 、 HTWA

Parameters of TW series drill bit
NO.	Standard	Outer diameter (mm)	Inner diameter (mm)	K series carcass
1	ATW	47.6	30.1	K11
2	BTW	59.5	42.0	K11
3	NTW	75.3	56.1	K9、K11
4	NTW76	76.0	56.1	K9、K11
5	NTW76.5	76.5	56.1	K9、K11
6	HTW	95.6	70.8	K9、K11
7	HTWA	95.6	70.8	K9、K11

Parameters of TW series reamer
NO.	Standard	Name	Outer diameter (mm)	Code
1	ATW	Reamer	48.0	P
2	BTW	Reamer	59.9	P 、 d
3	NTW	Reamer	75.7	P 、 d
4	NTW76	Reamer	76.5	P 、 d
5	NTW76.5	Reamer	76.8	P 、 d
6	HTW	Reamer	96.1	P 、 d
7	HTWA	Reamer	96.1	P 、 d

Technical exchange

Drilling formation

Bit Selection in Hard Rock Formation

Bit Selection in Soft Rock Formation

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If you are interested in our products, please contact us!

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