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. 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 RD2075 WS 1/4" Down Cut Spiral Bit $23.00 Sold out DWC108 8pc. 2D-3D Carving Bit Collection Set $315.00 1/8" (.125) Ball Nose End Mill $10.00 SC66 WS 1/8" Solid carbide 4 flute tapered ball nose bit $55.00 1541 WS Solid carbide 60 degree Vee groove bit $23.00