IADC121 drill bit
Details
China Raw materials
Raw materials

IADC121 drill bit

Roller Cone Bits

There are rich and diverse roller bits to meet different requirements of formations and rotary speed s. The sizes of the gage diameter and the types of bit are strictly designed in accordance with the standards API Spec.7.
There are not only rubber sealed bearing bits but also 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.
Center nozzle is equipped for bits of larger sizes.

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< /p>

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

114,115,116,117,121,124,126,131,134,137,211,214,244,437,517,527,537,54 7,617,637

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

Location : Rm1623,Unit 1,No.2 Building, I-City of the Greenwich, No.11 Tangyan South Road, High-Tech District, Xi'an City, Shaanxi Province,China , 710065 xi'an,
Contact : lily jing, 0086 29 85370919

Good deal: buying from seller

Visit our guide for a secure transaction! Under no circumstances Algomtl can be held responsible for the content of the ads published. Only the sellers and buyers responsability is involved in case of dispute.
We invite you to read our terms of use. You can also visit our FAQ section and see our information section on the risks associated with counterfeiting.
This page is about importers and exporters of
IADC121 drill bit

Search in a category : Raw materials
Search in a category :
drill, iadc121
GOLD ad
China 650000 Food
Artisanal Flower Balls – Spectacular Natural Infusion, No Additives

Wednesday, July 22, 2026

Handcrafted Edible Flower Balls – Stunning Natural Infusion,

Price : Sur devis selon quan

Discover our handcrafted edible flower balls, unique floral creations that beautifully bloom in hot water to deliver an elegant, visually appealing and wonderfully fragrant infusion. Choose from two professional ranges to expand your product selection: - Pure flower blend (no tea) ​ - Blend with natural green tea or white tea base Artisanal & Natural Quality Every flower ball is 100% handmade using carefully selected dried natural flowers. No artificial flavours, no colourants...

Heloise Trading Co Ltd

Belgium 2840 Equipment goods
Ensemble de rouleaux à peinture avec récipient à peinture

Sunday, January 26, 2025

Price : 7,00 €

Paint Roller MA-037 : Ensemble de rouleaux à peinture avec récipient à peinture Fatigué des travaux de peinture désordonnés et des gouttes constantes ? Dites bonjour au rouleau à peindre MA-037, votre nouveau meilleur ami en matière de rénovation. Ce rouleau à peinture révolutionnaire...

MSY Invest

  • 2840 - Rumst
  • +32 2 5205333
  • +32 4 85 44 80 85
Turkey 2312 Hunting / fishing
Baby diapers BLUEFIX

Friday, December 09, 2022

Quantity : 1 Paquet - Price : 4,70 €

YILDIZ GROUP is a Turkish company registered under the Turkish Company Law, headquartered in Istanbul/Turkey, and started operations in 1970. The company works in its factories to produce baby and adult canapes, wet wipes, toilet and kitchen paper, according to professional staff...

Yıldız Group

  • 2312 - İSTANBUL
  • +905370435251