4*40degree*0.3 Flat botton engrving bits/Solid Carbide Flat Bottom Engraving Bit/engraving bits

solid carbide  flat bottom engraving bits

1  application:  Acrylic  , PVC ,  PE  ,Nylon , Aluminum composite  panel  , cork  wood  ,copper  ,Aluminum ,ferrum , stainless steel 

2  good quality and long life 

 3 endurable and competitive price

4 high precision