Agate Products Limited is a leader in the precision machining of ultra-hard materials. We are specialists in the supply of all the requirements of modern industry for complex precision machined parts in all hard and ultra-hard materials in both prototype and production quantities. We have enormous expertise, fast turnaround times and manufacture parts to the highest quality. Our main materials are alumina, sapphire, quartz and silicon carbide but we also machine dozens of other ultra-hard materials.