The Grinding Mindset

Grinding machines

With our grinding machines your grinding experience is high in quality with consistent precision. We offer machines both for fixed installation and rig mounted operations.

Grinding tools

Regrinding drill bits is both economically and environmentally sound. A diamond coated grinding wheel is the best tool to fully reshape the button shape.

Grinding academy

Maximize your grinding knowledge! Visit the grinding academy for an interactive learning experience on machine operation and maintenance. We offer both on site learning and online versions.

Leading grinding innovation since 1975

GMTTs experience with grinding machinery goes back to 1975 when we started producing machines using diamond coated grinding wheels to regrind mining bits. Since 2022 GMTT is selling machinery and grinding wheels under our own brand. With continuous development of machinery and grinding equipment we aim to deliver products at the highest tier in our field.