e3d rapidchange revo%E2%84%A2 hemera 1 75mm 24v fully loaded kitE3D RapidChange Revo Hemera 1. 75mm, 24V Fully Loaded Kit Ready for Revo. Change nozzles easily at room temperature with your fingers. No complicated tools and no hot tightening required. The Revo nozzles are a factory sealed nozzle and heat break in one, which makes assembly easier and prevents material leakage during operation. Latest Technology Revo HeaterCore heats up in seconds. It is also safer unlike other solutions on the market, the Revo