While supplies last.  Purchase four rolls of PLA Nano™ Filament (any single color) and receive a free 0.4mm E3D or MK8 (your choice) printer nozzle.  Use coupon code 2022CLEAR at checkout to receive free shipping on your purchase. Coupon code valid through February 28, 2022. 
 
Diamondized™ nozzles are nanodiamond chromed and non-stick polymer coated, and come with a 3-year limited warranty (does not apply to use with metal-filled filament or filaments with excessive regrind)