Tungsten Burr set, High Speed Steel, stay sharp longer than the cheap, lower quality burs

Each Burr is shaped to fit different angles or situations, fits Tool, meet most of your drilling needs

Shank diameter: 3.12mm/0.12in, total length: 40mm/1.6in, high grade and the cuts of each bit make you feel that they have been designed with precision

The Carbide Rotary Files can work with most small rotary tools (like Dremel tool) for DIY carving fans

Carbide Rotatory Burr Sets are perfect for softest wood, carving engraving, drilling glass/holes

20pcs high speed steel carbide rotary burr in Assorted shape, fits Dremel Tool can meet most of your needs, for drilling holes, engraving, carving, wood working

High speed steel Features as solid, can last for longtime, not easy to get wearing

Tips: The Cutting heads are not very sharp tools, work in the softest wood well:

Specification:

• Packing: 60X45X 10mm
• Weight: 58g
• Material: Steel
• Shank diameter: approx 3.12mm/0.12in
• Total length: approx 40mm/1.6in
• 20pcs/set x HSS Routing Wood Rotary File
• (does not include other things in the picture)