Item: Triangle shank spiral tungsten carbide kingpin drill Quantity: 5pcs Specification: Total Length: 82-119mm;Round/Triangle Shank Application: General-purpose product, capable of drilling a wide range of materials. Features: 1. [High Quality Material - Tungsten Carbide] The tip of the drill bit is welded with high-grade industrial grade tungsten carbide, which has good wear resistance and can easily penetrate all kinds of materials, drilling accurately and quickly; 2、【High-quality material - steel matrix】The drill body is made of selected high-strength steel matrix, which can effectively assist drilling and has a long service life; 3、【Special Designed Cutter Head】The head cutter head is designed with flat head, sharp tip, easy to penetrate the object, and the drilling hole is rounded and smooth, not easy to be chipped; 4、【Spiral groove design】Spiral groove design can quickly discharge chips, easy to dissipate heat, improve the service life of the drill; 5、【Wide application】Diversified available materials, all-round to meet the different needs of customers; Note: Harder materials need to be used with water or coolant, otherwise their service life will be seriously affected;






