Features: Nine-tooth curved blade, relatively sparse teeth, generally cut dirty or relatively thick wool, used for autumn shearing, can leave a layer of hair on the cut sheep body to ensure the sheep safely winter. The thirteen tooth curved blade, the curved tooth comb blade design science, can maximize the efficiency of shearing, divided into left-handed and right-handed, suitable for clinker use of clinker. The blade is tartness and the cutting is precise, which greatly improves the service life of the blade. The wear resistance of the blade is superior, harder and stronger. The blades are durable and suitable for horsehair or wool trimming. Specifications: Size: Curved Teeth: Length 8cm/3.15inWidth 5.6cm/2.2in Four Teeth: Length 6cm/2.36inWidth 3cm/1.18in Number Of Blade Gears:4, 13(Optional) Blade Installation Instructions: Install the blade and insert it on the reverse side.Install the lower blade, facing outwardsThen install the fixing screwsUse your own tool to tighten the screws Package List: 1 * Bent Tooth Blade 1 * Four-tooth Blade Note: Please allow 0-2cm/mm error due to manual measurement. Thanks for your understanding. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.