Techdent® Suspended Flexible Shaft Motor – 20,000 RPM Engraving The remains of Tavernier's blue

The remains of Tavernier's blue gem is known today as the Hope Diamond

clean cuts with the Durston 10-piece round disc cutting set

Designed for secure storage and elegant display

Social media comments & reviews in publications: "This book is a fascinating read

an introduction to the quality and beauty of gemstones that assists in judging their value and price

Techdent® Suspended Flexible Shaft Motor – 20,000 RPM Engraving The remains of Tavernier's blueBest used with a Techdent motor hanger and compatible handpiece for optimal performance and stability. The Techdent Suspended Flexible Shaft Motor 20,000 RPM is a high performance professional motor designed for jewelry making, metalworking, polishing, and precision finishing. Built for demanding workshop environments, this motor delivers higher rotational speed while maintaining smooth, stable operation for extended professional use. This suspended