The T4 is a new addition to the Tourbillon series. It features 4 holes for extra airflow and an extra thick 3/16 inch polished quartz disk on the bottom.
30mm Quartz Bucket
-Features 4 holes drilled at an angle, so when you cover the top, air spins inside the bucket. Great for spinning beads.
-2.5mm wall thickness
-30mm OD, 25mm ID
-T4 etched into each joint
-Slight bevel to ensure a marble seals it without thinning the rim
-XL Turbo Top not included, but highly recommended!!