DescriptionThis item is manufactured with premium tungsten steel material for durable and long lasting use. The tip is really so it can drill quickly with less chips. It can clear nozzles and produce finer prints. Suitable for circuit board, electron, mould, metal processing, etc.Feature- Color: As shown. - Material: Tungsten steel. - Size: About 4 * 0.5 * 0.5cm/1.57 * 0.2 * 0.2inch(LWH). - Made of tungsten steel material, it is durable and long lasting use. - It can clear nozzles and produce finer prints. - Suitable for circuit board, electron, mould, metal processing, etc. - The tip is really so it can drill quickly with less chips.