B Oil is light weight oil-based lubricant in a special bottle with a syringe tip that easily fills the center oil bolt on all high tech Barnel pruners. . Apply B Oil into the center oil bolt and keep your shears running smoothly. 1.5 ounce bottle Use on blades and sap groove with other brand pruners. Food grade, non-toxic, biodegradable, non-flammable, non-hazardous. Safe to use around food products.