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. Quantity: 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 $19.50 DWC108 8pc. 2D-3D Carving Bit Collection Set $315.00 Diamond 90 degree Tip Bit $25.00 DWC08-Solid Carbide 1/8 x 1" cut length 1/4 Shank 2 Flute Router Bit $19.50 Sold out RU2075 1/4" Up-cut Spiral Solid Carbide 2 flute Bit $23.00