Tungsten Carbide Oval Nail Cutter Tips, ideal for removing Reconstruction residues from Gel or Acrylic Nails. The material that the Nail Cutter Tip is made of is Tungsten Carbide, a very hard, dense and resistant metal. It has excellent resistance to shocks and wear, it is a highly professional material, ideal for ensuring fast and effective work. It is not recommended to use these tips directly on the nail surface. The tip cut is extremely clean and precise and the intortions create small squares that are slightly tilted on one side to allow greater abrasion. The color black indicates an extra rough grain The Shank Diameter is universal, diameter Ø 2.35 mm.