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Washover Shoes

Washing over is an effective method of freeing stuck pipe in the wellbore, by cutting away and circulating out obstructions hindering the pipe’s movement. Lone Star Drill Bits offers an array of washover shoes in various configurations to suit a range of downhole conditions. Washover shoes and associated equipment can be specially fabricated for any job.

Features and Benefits:

* Rugged N-80 grade or greater casing or tubing construction; higher specification materials are available by special order

* Built with integral joints for job design flexibility

* Available in sizes 2¼ inches - 24 inches

* Shoes can also be custom fabricated by special order

Applications:

* Releasing stuck pipe lodged in the wellbore by debris or obstructions

The shoe designs shown here represent a small number of those that are available


Specifications

Washpipe

Washpipe

Max.

Drift

Nominal

Make-up

Size

Max.OD

Fish OD

ID

ID

Torque

(in.)

(in.)

(in.)

(in.)

(in.)

(ft./lb.)

5¹⁄₂

5¹⁄₂

4⁵⁄₈

4.767

4.892

2,370

5³⁄₄

5³⁄₄

5

5.001

5.124

2,700

6⁵⁄₈

6⁵⁄₈

5³⁄₄

5.796

5.921

4,000

7⁵⁄₈

8¹⁄₈

6¹⁄₂

6.640

6.765

4,340

7⁵⁄₈

8¹⁄₈

6¹¹⁄₁₆

6.750

6.843

4,340

7⁵⁄₈

7⁵⁄₈

6¹¹⁄₁₆

6.750

6.875

6,120

8¹⁄₈

8¹⁄₈

7¹⁄₁₆

7.125

7.250

8,370

9⁵⁄₈

9⁵⁄₈

8⁵⁄₈

8.679

8.835

10,000

10³⁄₄

10³⁄₄

9¹⁄₂

9.604

9.760

16,000

10³⁄₄

10³⁄₄

9⁵⁄₈

9.694

9.850

14,250

11³⁄₄

11³⁄₄

10⁵⁄₈

10.724

10.880

16,250

13³⁄₈

13³⁄₈

12¹⁄₈

12.259

12.415

15,000

16

16

14¹⁄₂

14.683

14.870

47,000