Nikka Densok HDT1

Pinnhole inspector year of manufacture: 1999#

The term "Nikka Densok HDT1" refers to a specific model of a pinhole inspector machine manufactured by the company Nikka Densok. 

This equipment is used primarily in the pharmaceutical and chemical industries for inspection purposes, specifically to detect pinholes (tiny holes or defects) in products. 

Listings for this model can be found on industrial machinery sales websites, where it is often sold as used equipment. The machines are typically located in the United Kingdom.