Grinding Rods Mini Drill Jade Grinding Bit Bur Needle Polishing Carving Engraving Bits for Glass Jade Stone 4PCS

Features:Diamond-coated cylindrical shank lengthened burrs set. Mainly used for drill hole , enlarging hole , pulling straight lines, reaming, grinding etc. Durable for jade, pearl stone plastic statues drilling and reaming High strength and hardness material,durable Suitable for use in grind, shape and finish with precision for the glass, ceramics, tile, brick, plastics fiberglass, stone, gold, silver, metals. Specifications:Material: Stainless Steel Overall Length: No.1 approx. 8cm/ 3.15in No.2 5.5cm/2.17in No.3/4 4.4cm/1.73in Quantity: 1Set/4PCS Note:Please allow 1-2cm errors due to manual measurement. Due to differences betweeen different monitors,the pic may not reflect the actual color of the item.Package includes:4pcs x Grinding Rods