10 Pack Rotary Burr Set Carving Tool For Metal Wood Woodworking Engraving Drilling Grinding Head for Rotary Tools Tungsten Carbide Steel Solid Twist Dril Bit

Excellent Material - Made of premium tungsten steel, can be used to process iron, steel, carbon steel, alloy steel, stainless steel, copper, aluminum and other metals, and wood, marble, jade, bone and other non-metal. Processing hardness up to HRA≥85. Great Processing Quality - The surface of finished work is smooth, this carving tools set can even process high-precision mold cavities. No dust and pollution are created. High Efficiency - Processing efficiency is ten times higher than the small grinding wheel with handle and manual file tools. Durable -This grinding head is easy to use, safe and reliable. Durability is much higher than high-speed steel tools and small grinding wheels. Portable - The 10pcs metal rotary burr set is well packaged in a small case (2.3*3.9*0.6inch), great for engraving, beveling, grooving, reaming, chamfer, hollow anytime and anywhere.