Comair
15x COMAIR NMB TOYO FAN 4715MS-12T-B5A 5606S USTF12038115T FFB1224EHE 8414
The copper material here is sourced from reliable suppliers for consistency.
COMAIR ROTRON TN3A2 Thermally Protected TARZAN 115v 50/60Hz 85W TESTED WORKS
The 2 Oz Jar works well for separating different types of beads.