5/8" Guhring endmill with Nano Firex PVD coating makes regular TiCN coatings looks like spray paint! Dry cuts through pre-hardened 4140 steel like butter! #guhring #instamachinist #cnclife #cncmachining #shoplife #autodeskinventor #inventorHSM #haascnc #haasautomation #gopro #dailyphotos #cnclife #madeinUSA #cnctools #manufacturing #endmills #cncporn #cncshop #inventions #maker #mill #engineering #renishawProbe #instagood #me














