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High Drill API Rock Roller Tricone Drill Bits for Well Drilling

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Negotiable MOQ: 1 Piece (Price negotiable depending on order volume and customization)
Key Specifications
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Place of Origin:
China
Brand Name:
SENWELL
Type:
Drill Bit
Contact Supplier Request Quote Chat Now
Shaanxi Senwell Import & Export Co., Ltd.
Payment & Shipping
Payment Methods:
Port of Shipment:
China main port
Delivery Detail:
Delivery time depends on order quantity.

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Place of Origin China
Brand Name SENWELL
Type Drill Bit
Machine Type Drilling Tool
Certification API
Material High Manganese Steel
Processing Type Forging
Use Well Drilling

Specifications

Standard: API spec 7-1
Center nozzle is equipped for bits of larger sizes

Roller Cone Bits

 

There are rich and diverse roller bits to meet different requirements of formations and rotary speeds. The sizes of the gage diameter and the types of bit are strictly designed in accordance with the standards API Spec.7.

 

There are rubber sealed bearing bits and metal face sealed bearing bits, and all bits are lubricated by new type of wear resistant grease that can sustain high temperature up to 250°C.

 

The surfaces of main or key parts are hardfaced and treated with friction reducing technology. They can enhance gage protection and prolong the life of bit.

 

Technical specifications and parameters for Roller Bit (Tricone Bit)

Size

IADC Code

API Regular Pin (in)

in

mm

3 7/8

98.43

126,617

 

4 1/4

107.9

131,321

2 3/8

4 5/8

117.5

121,241,527

2 7/8

4 3/4

120.6

241

5 5/8

142.9

121,241,321,537

3 1/2

5 7/8

149.2

241,321,517,537,547,617,637

6

152.4

211,216,246,437,517,527,537,547,617,637

6 1/8

155.6

117,211,437,517

6 1/4

158.7

121,241,321,517,527,537,547,637

6 1/2

165.1

517

6 3/4

171.4

121,241,321

7 1/2

190.5

121,124,134,217,244,517,527,547,617

4 1/2

7 7/8

200

121,124,131,134,241,321,517,527,547,617

8 3/8

212.7

215,217,517,527,537,547,617,637

8 1/2

215.9

114,116,117,121,124,126,127,131,134,137,211,216,217 241,247,321,437,447,517,527,537,547,617,637,837

8 3/4

222.2

127,417,437,447,517,537,617

9 1/2

241.3

117,124,125,127,437,517,527,537,617,637

6 5/8

9 5/8

244.5

114,121,124,131,134,437,517,527

9 7/8

250.8

115,121,211,241,321,512,542,612,732

10

254

126

10 5/8

269.9

127,217,417,517,527

11 5/8

295.3

117,127,137,217,417,517,537,547

12

304.8

124,126,216,517,537,547,617

12 1/8

308

547

12 1/4

311.1

114,115,116,117,121,124,126,131,134,137,211,214,244,437,517,527,537,547,617,637

13 5/8

346.1

114,115,121,124,437,515,517

13 3/4

349.2

114,115,437,517

14 3/4

374.6

136,127,517,527

7 5/8

15

381

121,124,241,244

15 1/2

393.7

125,215,217,517,537

16

406.4

115,215,515,535,545

17 1/2

444.5

435,515,437,517,527,537,547

18

457.2

547

18 1/2

469.9

547

19 1/4

489

115,225

20

508

125,215,515,525

22

558.8

124

24

609.6

124

26

660.4

114,124,134,525

36

914.4

124

 

high drill API rock roller tricone drill bits for well drilling

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Shaanxi Senwell Import & Export Co., Ltd.
Business Type
Trading Company
Year Established
2010
Factory Size
Below 1,000 square meters
Total Employees
11 - 50 People
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