Description : 10pcs 1\/8inch Tungsten Carbide Cutter Rotary Burr Set Cnc Engraving Bit W\/ Ced 6mm High production efficiency， long service life. Easy to use， safe and reliable. Specification : Type : Rotary Burr Shank diameter : 3mm (About 1\/8'') Cutting edge diameter : 6mm Total length : 40mm Pack size : 10pc Package included : 1 x 10pc Tungsten Carbide cutter Rotary Burr Set Details pictures :