SPENTA
Locking Coupling
Locking couplings are precision components used to secure internal drilling assemblies and ensure positive engagement between wireline system components during core drilling operations.

Role in the Core Drilling System
Locking couplings play a vital role in maintaining secure connections within a core drilling system. Installed as part of the internal assembly, they prevent unintentional disengagement of components during drilling and retrieval operations.
Product Description
Spenta Engineers manufactures locking couplings designed for dependable performance in wireline core drilling systems. Each locking coupling is engineered to provide secure engagement, precise alignment, and consistent operation when used with compatible head assemblies, overshots, and core barrel components.
Standard Sizes, Lengths & Manufacturing
Locking couplings are manufactured in standard sizes including AQ, BQ, NQ, HQ, and PQ. Components are produced from high-strength alloy steel using precision machining processes. Controlled heat treatment enhances strength, wear resistance, and durability under repeated loading conditions.
Key Advantages & Technical Data
Secure Assembly
Prevents accidental disengagement of internal components, ensuring secure and stable drilling operations.
Precision Engineering
Precision-machined for accurate fit and alignment. Designed for repeated use in demanding field conditions.
Technical Specifications
Available Sizes: AQ, BQ, NQ, HQ, PQ. Connection: Mechanical latching mechanism. Material: High-strength alloy steel.
Request a Quote for Locking Coupling
Share your drilling requirements and system configuration, and our technical team will assist you in selecting the appropriate locking coupling for your application.