YG8 / K30 Grade Micro-Grain Carbide
Engineered from premium tungsten carbide material, these rotary burs deliver rapid stock removal and long tool life when grinding H13, P20, and SKD11 tool steel weld repair beads.
| Material Grade | Micro-Grain Tungsten Carbide (YG8 / K30) |
|---|---|
| Shank Diameters | 3mm (1/8") & 6mm (1/4") |
| Flute Geometry | Double Cut (Cross-Cut) / Single Cut |
| Head Shapes Offered | Type A (Cylinder), C (Ball Nose), F (Tree), H (Flame), D (Ball) |
| Max Recommended Speed | 15,000 - 30,000 RPM |
| Shape Type | Shape Code | Best Used For |
|---|---|---|
| Cylindrical | Type A | Flat surface grinding, leveling weld seams on cavity walls. |
| Ball Nose Cylinder | Type C | Radius contour grinding, concave surface finishing. |
| Tree / Flame | Type F / H | Internal corner deburring, narrow slot & rib grinding. |
| Spherical Ball | Type D | Hollows, concave contours, arc trench finishing. |