Router Bits › Engraving Bit for Mini Image 1 of 3 Image 2 of 3 Image 3 of 3 Engraving Bit for Mini $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 DWC03-1/4 Ball Round Nose Bit $33.29 DWC05 Solid carbide 60 degree Vee 3 Flute groove bit $24.98 1/8" (.125) Ball Nose End Mill $10.00 DWC07- 1/4" Down Cut Spiral Bit $23.19 Diamond 90 degree Tip Bit $25.00