30pcs 3mm Shank Diamond Grinding Burr Needle Point Engraving Carving Polishing Glass Jade Stone Drill Bit Rotary Tool Se

Description 30PCS 3mm Shank Diamond Grinding Burr Needle Point Engraving Carving Polishing Glass Jade Stone Drill Bit Rotary Tool SetSpecifications Product NameStone Carving Drill BitsMaterialAlloyColorSilverDiameter3mmLength44 8mmQuantity30pcs setFeatures These Diamond Carving Drill Bits can etch on jewelry marble gemstones glass and other delicate materials It has a very precise skill to engrave Fine linings can be formed without hairline cracks Diamond tips are specifically designed to work with delicate jewelry It is made of ultra sturdy steel which is resistant to wear which comes in various engraving tips for specific carving needs It is very convenient because it is easy to use These drill bits can fit to most rotary tools and drills Note 1 Please allow 1 3mm error due to manual measurement Please make sure you do not mind before you bid 2 The colors may have different as the difference display please understand Package Included 30 Pcs Stone Carving Drill Bits1 Pc Storage BoxMore Details