Description:The wide range of applications allows it to be used for a variety of engraving work. Sharp feature and high performance make it very efficient and reliable.Exquisite and professional workmanship makes it very sturdy and not easily deformed. Many different specifications allow you to choose the most suitable one according to your needs.Made of tungsten steel material, it is very durable to use.The length of this product is 4.5cm.It is suitable for olive pits, ivory fruits, all kinds of Bodhi seeds, dripping blood lotus, wood, egg carvings, etc.Item Name: Drill PinMaterial: Tungsten SteelFeatures: Widely Used, High Hardness, SharpSpecifications: 0.6mm, 0.8mm, 1.0mm, 1.2mm, 1.4mm, 1.6mm, 1.8mm, 2.0mmSize Details: Length: 4.5cm/1.77" (Approx.)Shank Diameter: 0.235cm/0.09" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:6 x Drill Pins