This is a 2 piece terp slurper screw set that is perfect for use with the terp slurper banger, which is sold separately. This terp screw is going to assist you in your dab setup by stirring the concentrates through vortex airflow and regulating the airflow for the most amazing dab hits. The expertly crafted glass not only looks amazing spinning away, but it also offers your dab a smooth motion, maximizing the vapor and reducing waste!