These bits own edges which is able for fast engraving that makes high efficiency.
Spiral chip removal space is larger, non‑stick chip, smooth cutting, and fast chip removal speed.
Unequal flute spacing and irregular spiral flutes ensures stable machining of difficult‑to‑cut materials.
Made of high speed tungsten steel material, which is durable, strong and not easy to break.
Used for carving, cutting, engraving, milling in materials like density board, wood, acrylic, plastic, PVC, PP, MDF, nylon, resin, plywood, hardwood etc.