LMT Onsrud 63-625 Solid Carbide Upcut Spiral O Flute Cutting Tool， Inch， Uncoated (Bright) Finish， 22 Degree Helix， 1 Flute， 3.0000" Overall Length， 0.3750" Cutting Diameter， 0.3750" Shank Diameter<img src="http://ecx.images-amazon.com/images/I/41M73vLaIiL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31cdvOZwzFL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41fcU554riL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31leMMLCJ5L.jpg" noproxy>