the teeth are cut into the inside diameter while the outside diameter is kept smooth
They are FDA cleared and USDA accepted as non-toxic materials
Click here for spec sheets: HUCNPPA Spec Sheet
Click here for spec sheet: SBF Spec Sheet
YH15-3/4 Steel Spur Gear 4mm ID the teeth are cut intoBoston Gear spur gears are designed to transmit motion and power between parallel shafts. The different styles offered include spur, gear rack, pinion wire, stem pinions, and internal gears, and most come with a selection of bore diameters, keyways, and setscrews to accommodate a wide variety of application requirements. They are available in plastic, non metallic, brass, steel, and cast iron and are manufactured in a variety of styles, including