InstroTek is proud to be the leader in products and technology development for the construction and raw materials industry. Our leadership team has been in the business for over 20 years. We invented the world's first portable nuclear gauge calibration device, the world's first automatic asphalt sealing equipment for accurate density measurements, the first product for determination of asphalt anti-stripping agent, the fastest method for aggregate density and on and on. Around the world, InstroTek equipment is used for accuracy and reliability in materials testing.