Welcome to TekPro – Home of Samplex, Holmen, and Insectomat…

Samplex is the leading brand of truck probes and inline samplers, and have been for over 25 years.
Samplex are the only grain samplers designed and manufactured in the UK.

The Holmen range of Pellet Durability Testers offer a fast and reliable method for testing PDI or Mechanical Durability. From feed pellets to wood pellets, either manual or automatic testing, Holmen provides a solution for your mill.

The Insectomat provides a quick and accurate method for testing wheat, barley and oats for insect infestation.