Previous Mailers: NEW! Specialty Tools – Flat Surface Tool NEW! Specialty Tools Countersink 1FL LENZ – SLG Diamond Coated Tools in Ceramics LENZ – DRB LENZ – IWS HPM Introduction Ethanol & Isopropyl Shortage DRB vs. IWS Mach3 Lab Introduction GCT – Diamond Coating FAST and FREE OF RESIDUES 2019-12-20