Dongying Kaihao Petroleum Equipment Co. Ltd._Type A drill collar slips
 
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Type A drill collar slips
 

There are many pieces of type A drill collar slips, and they are fitting outside diameter size changes after the drill collar wear.

The main features are light weight, large range and fastness.  

Design and manufacture by API SPEC 7k.

 

Drill collars card model

A3-4.1/2

A3.1/4-

4.3/4

A4.1/4-

5.3/4

A5.1/2-7

A6.3/4-

8.1/4

A8.1/4-10

A10-

11.3/4

Drill collar OD

in

3-4.1/2

3.1/4-

4.3/4

4.1/4-

5.3/4

5.1/2-7

6.3/4-

8.1/4

8.1/4-10

10-11.3/4

mm

76.2-

114.3

82.55-

120.65

107.95-

146.05

139.5-

177.8

171.5-

209.55

209.55-

254

254-

298.45

The applicable outer lining number

API or No.3

No.2

Copyright 2012-2013 Dongying Kaihao Petroleum Equipment Co. ,Ltd. All Rights Reserved ICP NUMBER: 10201945 TECH SUPPORT:Tian Yu Zhi Neng