Features: Experience unparalleleds speed and efficiency with our carving punch needle, featuring electroplated diamond grit for superior grinding performances. The needle boast uniform distribution of fine grit abrasives, ensuring a swift and precise grinding or polishing action that caters to a variety of specifications. For diyer enthusiasts, these punch needle are designed to intricately bore deeping holes or create exquisites hollow carvings in jades beads and briar pipes. For use with drilling machines, these extended length needle reach into the inner crevices of workpieces, enhancing your crafting experience in jewelry making or pipe manufacturing. Crafted from electroplated diamond grit and iron, our carving punch needle offer a smooth, refined finish to your projects, making them essential tool for any professional or hobbyist's toolkit. Specifications: Component:Diamond Color:Silver Size:Approx.1.0mm/0.8mm/1.2mm/1.5mm/1.8mm/2.0mm/2.5mm Package Includes: 20pcs Carving Drilling Needle note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. ②.Due to the differences between different monitors, the picture may not reflect the actual coloring of the item. Thanks for your understandings.