API Spec 7K Rotary Drill Collar Slips Type DCS

1. Main Technical Parameters:
   (1). Model: DCS-S.
   Drill Collar O.D. (in): 3-4.
   Drill Collar O.D. (mm): 76.2-101.6.
   Weight (kg): 51.
   Weight (lb): 112.
   Use in Insert Bowl No.: API or No. 3.
   (2). Model: DCS-S.
   Drill Collar O.D. (in): 4-4 7/8.
   Drill Collar O.D. (mm): 101.6-123.8.
   Weight (kg): 47.
   Weight (lb): 103.
   Use in Insert Bowl No.: API or No. 3.
   (3). Model: DCS-R.
   Drill Collar O.D. (in): 4 1/2-6.
   Drill Collar O.D. (mm): 114.3-152.4.
   Weight (kg): 54.
   Weight (lb): 120.
   Use in Insert Bowl No.: API or No. 3.
   (4). Model: DCS-R.
   Drill Collar O.D. (in): 5 1/2-7.
   Drill Collar O.D. (mm): 139.7-177.8.
   Weight (kg): 51.
   Weight (lb): 112.
   Use in Insert Bowl No.: API or No. 3.
   (5). Model: DCS-L.
   Drill Collar O.D. (in): 6 3/4-8 1/4.
   Drill Collar O.D. (mm): 171.4-209.6.
   Weight (kg): 70.
   Weight (lb): 154.
   Use in Insert Bowl No.: API or No. 3.
   (6). Model: DCS-L.
   Drill Collar O.D. (in): 8-9 1/2.
   Drill Collar O.D. (mm): 203.2-241.3.
   Weight (kg): 78.
   Weight (lb): 173.
   Use in Insert Bowl No.: API or No. 3.
   (7). Model: DCS-L.
   Drill Collar O.D. (in): 8 1/2-10.
   Drill Collar O.D. (mm): 215.9-254.
   Weight (kg): 84.
   Weight (lb): 185.
   Use in Insert Bowl No.: No. 2.
   (8). Model: DCS-L.
   Drill Collar O.D. (in): 9 1/4-11 1/4.
   Drill Collar O.D. (mm): 235-285.7.
   Weight (kg): 90.
   Weight (lb): 198.
   Use in Insert Bowl No.: No. 2.
   (9). Model: DCS-L.
   Drill Collar O.D. (in): 11-12 3/4.
   Drill Collar O.D. (mm): 279.4-323.9.
   Weight (kg): 116.
   Weight (lb): 256.
   Use in Insert Bowl No.: No. 1.
   (10). Model: DCS-L.
   Drill Collar O.D. (in): 12-14.
   Drill Collar O.D. (mm): 304.8-355.6.
   Weight (kg): 107.
   Weight (lb): 237.
   Use in Insert Bowl No.: No. 1.

2. Product Description:
   Drill Collar Slips are specially developed to handle drill collars during well drilling.

There are three types of DCS Drill Collar Slips: S, R, and L. They can accommodate drill collars from 3 in (76.2 mm) to 14 in (355.6 mm) O.D.. The handling sizes can be adjusted by changing the quantity of inserts or slip body. They are designed and manufactured according to API Spec 7K Specification for drilling and well servicing equipment.

3. Features:
   (1). Multi-segments design make it possible to handle different size drill collars by adjusting the quantity of inserts or slip body.
   (2). 100% customer satisfaction for quality and reliability.
   (3). After machining all slips undergo 100% inspection.
   (4).