Features: Experience drilling with our Pearls Craft Tungsten Steel Drill Bits, craft from tungsten steel for durability and wear resistance for creating smooth and holes in hard materials. Featuring a triangular drill head designs, these bits slipping and enhances efficiency, ensuring neat and tidying holes every time. For craft enthusiasts, jewelry artistics, and professional woodworkers who demand accuracy and reliability in their tool. Perfectly suited for delicate tasks such as drilling and enlarging holes in pearls, beads, walnuts, and other intricate craft items. Elevating your craftsmanship with these drill bits, designs to meet the needs of both hobbyists and professional seek high performances. Specifications: Component: Tungsten Steel Color: As Picture Show Size: Length 5.5cm/2.17inch Package Includes: 5pcs Tungsten Steel Drill Bits note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.