Coil tine with LASER TOOTH CLADDING added to the tip for 3-5 times longer wear, 15-1/4" long. Fits Case-IH late ( 7/16" wire diameter), DMI and New Holland 3 bar harrows; Krause.Laser Tooth Tines(TM) feature new and proprietary anti-wear laser properties that DRAMATICALLY increases tine life. Early testing of the anti-wear surfaces has shown a 3 to 5 times longer life than un-treated tines in a variety of soil types in many different states.