Engraving Drill Bits

A Must-Have For Stone Arts! Diamond rotary bit set tools are useful on a wide range of materials, this includes hard ones such as metal, ceramic,glass, rock carbide, gold, platinum, silver, metals, ceramics, tile, brick, plastics, wood, fiberglass, stone,plastics and even wood and anything with a hard surface. Burr rotary bits set comes highly recommended for craft modeling, home repair, jewelers. The burr rotary set is made of carbide that commonly used in deburring and for engineering. The material offers better long term performance than others such as HSS (High Speed Steel). Carbide burrs need to be used at relatively high speeds. Specification:Brand newMaterial：CarbideNet weight: 0.105kgSize: Appxe 2.35mm(shank) Package Included:1 x 30pcs Engraving Drill Bits WE SHIP WORLDWIDE!!!