r rsa cafuide burc nrrade s burs and cut are for material removal leave smooth carbide withstandard cross flutes used easy and a finish these areideal use hard for on wood andmost metals including stainless steel burs steel alloys iron cast etc rrailable bothstandard cross versions in and cut cross cut rdleave smoother a finishbut arenot asaggressive as c specify cross by adding to the standard cut rle,b-1c the cross version b-1bur is cut of ir smaller carbidesl00.000 dia rfm rpm lia.or larger {arbides35,0ci0 ils {3.2mm shank ball cone radius flame tfi|tfd cylinder square cylinder 0val taper ...