Router Bits › Engraving Bit Image 1 of 2 Image 2 of 2 Engraving Bit $75.00 The Diamond tip allows you to etch on hard material. Purchase Added! The Diamond tip allows you to etch on hard material. Specifications:Engrave the following materialsNon- Ferrous MetalsCeramic Tile Etch Hard MetalsMarble Related Products DWC01-Solid Carbide 1/16" flute tapered ball nose bit $36.98 DWC06-Solid Carbide V Carving 30 Deg x 1/4 Dia x 1/4 Inch Shank x 3-Flute $24.51 RU2075 1/4" Up-cut Spiral Solid Carbide 2 flute Bit $28.35 DWC08-Solid Carbide 1/8 x 1" cut length 1/4 Shank 2 Flute Router Bit $35.50 Engraving Bit for Mini $75.00