Sufficient quantity: includes 10 pieces mounted points, which are enough to meet your daily use and replacement needs, and you can also share them with family or friends who are in need Size detail: the head diameter is 8 mm, the shank diameter is 3 mm/ 1/8 inch, and the total length is 45 mm/ 1.8 inches; The grinding head fits for most rotary tools and die grinders Sturdy: the grinding bits are made of quality metal with coatings, which are safe and sturdy, not easy to break and wear, and can be applied for a long time Dog nail file grinder bit: the 120 grit rotary grinding set is suitable for dogs weighing 30 pounds and under, which is an essential tool for and pet-owners to achieve smooth nails Apply to: the coated bits are suitable for dressing, sculpturing and grinding in glass, alloy, precious stone, ceramic and many other abrasive materials, and also suitable for home repair tool bit, jewelry tool, crafts and hobbies, Weight: 0.1322773572 pounds, Manufacturer: Cpolebev