Magafor 434 Series Cobalt Steel Countersink, Uncoated (Bright) Finish, 3 Flute, 82 Degrees Cutting Angle, 1/4" Shank Dia., 3/8" Body Dia.
</br></br>

</br></br></br></br></br></br></br></br></br></br>

</br></br></br></br></br></br></br></br></br></br>
<img src='http://ecx.images-amazon.com/images/I/41zJ%2B0hltXL.jpg'></br>
<img src='http://ecx.images-amazon.com/images/I/31hhTQ7IlnL.jpg'></br>
<img src='http://ecx.images-amazon.com/images/I/41c-YZ3ZKoL.jpg'></br>