Diamond Farrier D5CS2N 5 City Slim Head Nail, 250 Count Box Manufactured from the highest quality steel with a closely controlled rolling process that produces precision nails with a high tensile strength Uniformly tempered to provide optimum elasticity while preserving material strength for consistent and easy driving Slim, sleek shank drives easier and safer Sharp beveled points for easy hoof wall exit Proper stiffness for straight accurate driving without bending, while clinching easily after wall exit for firm holding