Work Centers for Stone. All Work Centers for Stone. Master 43 CT Stone. Master 33 CT Stone. Tooling and Accessories -. All Tools for Glass. Diamond Drills for Glass. Diamond Drill for Underside Drilling Aggregate. Countersink for Underside Drilling aggregate. WELCOME to Biesse Group Australia and New Zealand! Get the maximum return on your investment with Biesse’s affordable, flexible and user-friendly machines, designed to help you succeed by delivering maximum performance! Upcoming EVENTS and VIP tour.