API Spec 7K Wellhead Tool Drill Collar Slips

API Spec 7K Wellhead Tool Drill Collar Slips DCS drill collar slips are designed and manufactured in accordance with API Spec 7K specifications and SY5049-91 "Drilling Slips". With multi-pie

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API Spec 7K Wellhead Tool Drill Collar Slips 


DCS drill collar slips are designed and manufactured in accordance with API Spec 7K specifications and SY5049-91 "Drilling Slips". With multi-piece structure, they can adapt to the change of the OD of the drill collar after wear. They boast light weight, large clamping range, and Firmness.


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There are three types of DCS drill collar slips: S, R and L. They can accommodate drill collars from 3’’ (76.2mm) to 14’’ (355.6mm) OD. The handling sizes can be adjusted by changing the quantity of inserts or slip body. It is manufactured in a structure of multi-segment pieces with firm structure, light weight, and large holding range, which is easy to fit the changing of the OD of the drill collar.

Model

Drill Collar OD

Insert PN & Qty

Total Number of Segments

Weight

Insert Bowl Number

in

mm

kg

lb

DCS-S

3-4

76.2-101.6

2628-49

7

51

112

API or No.3

4-4 7/8

101.6-123.8

2620-49

7

47

103

DCS-R

4 1/2-6

114.3-152.4

2628-63

9

54

120

5 1/2-7

139.7-177.8

2620-63

9

51

112

DCS-L

6 3/4-8 1/4

171.4-209.6

2630-88

11

70

154

8-9 1/2

203.2-241.3

2630-96

12

78

173

8 1/2-10

215.9-254

2627-104

13

84

185

No.2

9 1/4-111/4

235-285.7

2630-112

14

90

198

11-12 3/4

279.4-323.9

2625-128

16

90.5

200

No.1

12-14

304.8-355.6

2630-136

17

94

207