These are Superb Carbide Burs. I've bought many cheap router bits in the past and they dull and sharpen faster than stock. They cut clean, fast, smooth and stay sharp! I would buy them again in a heartbeat, but I don't need them because they are durable!
πͺ Kutzall 3.1mm Extreme Taper Shaft
5 Review
Kutzall Original Cylinder Rotary Burr, 1β8" Shaft, Fine - Woodworking Attachment For Dremel, Foredom, DeWalt, Milwaukee. Abrasive Tungsten Carbide, 1β8" (3.1Mm) Dia. X 7β8" (22.2Mm) Length, C-18-EG
5 Review
Kutzall Extreme Cylinder Burr - Very Coarse Woodworking Abrasive Tungsten Carbide For Dremel, Foredom, DeWalt & Milwaukee
5 Review
Kutzall Original Cylinder Rotary Burr, 1β8" Shaft, Fine - Woodworking Attachment For Dremel, Foredom, DeWalt, Milwaukee. Abrasive Tungsten Carbide, 1β4" (6.3Mm) Dia. X 1β2" (12.7Mm) Length, C-14-EG
9 Review