RIDGID 71687 614 Circular Saw, Dry Cut Saw Features Large 14-inch Carbide-Tipped Blades for Cutting Steel, Copper, Aluminum, Plastic or Wood Specially formulated thread oil to cool pipes and rod shafts during the threading operation and extend the life of the threading machine Designed for use with the RIDGID 418 Oiler Gun to help ensure a cleaner, more consistent application process Improves the overall thread quality by reducing torque during the threading process and allowing for faster removal of the metal RIDGID threading oil has minimal odor and its anti-mist formulation helps ensure a cleaner operation This thread cutting oil is safe for longer continual use because it's free of chlorine, halogens, PCBs and heavy metals