Lead Impression Block


11 Lead Impression Block

Lead Impression Block is a lead filled steel cylinder tool primarily used in fishing operations to obtain impression of an unknown object within the tubing string. Upon light downward jarring, the shape, size and position of the top of the object will be imprinted on the soft lead that will provide information to determine the tools required for the next fishing operation.

Available tool sizes as shown.

Tools

O.D.

Fishneck

O.D.

Connection

Type

1.500

1.187

UN/JHQ/JHP

1.750

1.375

UN/JHQ/JHP

1.875

1.750

UN/JHQ/JHP

2.000

1.750

UN/JHQ/JHP

2.250

1.750

UN/JHQ/JHP

2.500

1.750

UN/JHQ/JHP

2.750

1.750

UN/JHQ/JHP

3.000

1.750

UN/JHQ/JHP