We have all kinds of router bits, and customized designs are welcome. There are four sizes of shank up to choice: Dia. 6mm, Dia. 8mm, Dia. 1/4 inch, Dia. 1/2 inch. The surface finish sandblasting, black oxide, spraypaint in different color and teflon coating are available. The packing has transparent molded platic case, plstic square tube, paper card absorbing plastic, blow case and double blister card packing for customer to choose.