Micro 100， RSC-250-2， Right Hand Cut Double Ended， Split-End， 60° Included Angle Engraving Tool， 3/8" Split Length， .004" Offset Point， 1/4" Shank Diameter， 2.5" Overall Length， Solid Carbide Tool<img src="http://ecx.images-amazon.com/images/I/41QhnR6GqrL.jpg" noproxy>