The phrase "a leading tool" is correct and usable in written English.
It can be used to describe a tool that is considered to be among the best or most effective in its category.
Example: "Our software has become a leading tool in the industry for project management and collaboration."
Alternatives: "a top tool" or "a premier tool".
Geni, a leading tool to bring families together online.
The results obtained so far indicate that BEAR may become a leading tool in the drug discovery pipeline.
Pinch Analysis is a leading tool and regarded as an efficient method to increase energy efficiency and minimise fuel flow consumptions.
Based on the simulation results, it is observed that 'iACP-GAEnsC' model might be a leading tool in the field of drug design and proteomics for researchers.
In fact, since the 80's the emissions trading-mechanism act has served as a leading policy tool for the EPA in effort to reduce emissions (mostly sulfuric dioxide) and as a leading tool to cope with climate change phenomena.
The Illumina sequencing technology has become a leading tool in a wide range of application areas.
Facebook understands its leading role as an identity technology -- it is providing the leading tool for individual empowerment, not although, but precisely because it is also the leading tool to deceive, coerce and manipulate the perceptions of others.
The cutting rate was observed to increase and wear on the leading tool was significantly reduced under similar cutting conditions when a partial modification was carried out to the manufacturers׳ original tool lacing.
Adenovirus is the leading tool in gene therapy because of its ability to insert DNA into a variety of cells.
Marine spatial planning (MSP) is the leading tool for managing human activities at sea.
Given the dynamic changes observed in the vasculature pre- and post-hydration, ultrasound analysis of the IVC is emerging as the leading tool in terms of both sensitivity and specificity of hydration state assessment in children.
