machines Roland Modela ShopBot mill/router Hurco VM10U 5-axis machining center Harrison Alpha lathe Omax waterjet MTM stock rigid foam insulation (gesso, heat gun) veneer plywood medium density fiberboard (MDF) medium density overlay (MDO) oriented strand board (OSB) aluminum Lexan, polycarbonate glass vendors McMaster-Carr Home Depot Admiral Metals Boulter Plywood Steritt Lumber Beacon Sales tooling flutes coatings center-cutting up/down cut rough/finish pass flat/ball end speeds and feeds lubricants abrasive machining fixturing vises clamps screws weights adhesives encapsulation flexures toolpaths kerf, offset, conventional/climb, lead-in/out Modela Player ShopBot PartWorks FeatureCAM Omax Layout fab modules file formats .path .rml .sbp .g .ord safety cuts, burns, impacts, fires glasses, shoes, clothes, hair emergency stop, assistance cutting air welding arc MIG (metal inert gas) TIG (tungsten inert gas) spot friction ultrasonic assignment make something big