Core Retriever™

Previously, completing downhole surveys and retrieving core samples were two jobs that done separately. Now, SPT has combined these actions into one smooth process.
The Core Retriever™ is an add-on accessory to the successful north seeking GyroMaster™ downhole survey tool. It allows the user to complete a survey while they are pulling the core. This saves a significant amount of time and overall will increase a company’s bottom line.

automated software for simple operation

Core Retriever

GyroMaster™, the flagship of SPT north seeking gyro, has been developed completely in-house. SPT has worked meticulously in ensuring that the Core Retriever™ overshot assembly would work perfectly with GyroMaster™ software.

With 3 clicks, the user is able to complete the survey and automatically generate a pdf report that can easily be shared with stakeholders.

Why Core Retriever™
will increase your bottom line

Complete surveys while pulling cores

Increasing drilling productivity and delivers great results, with the combination of Core Retriever™ and the solid-state north seeking GyroMaster™

Save time and money

Avoid costs of third-party services with driller deployable tools, and improve your bottom line by combining two necessary procedures into one.

Automated survey results

Tamper-proof data ensuring that you maintain the highest level of quality control in the field. Receive an automatically generated pdf report detailing the survey results straight to handheld device after pulling the core

Technical Specifications

Core Retriever™

Core Retriever works with


The world’s most advanced gyro with outstanding accuracy of 3 sigma

SPT SmartCloud™

Cloud platform for survey data sharing and management