Blackstone Stealth Machines are perfect for a large volume shop and those who demand the absolute best. The angled tabletop and two finishing heads allow two operators to sharpen at once, you can leave one head set up for player's skates and the other for goalie and figure saving you time and money. The dedicated Cross Grind shapes skates and removes rust quickly and easily. Stealth machines come standard with our Dual Cyclone Exhaust System. The fluoro-infused tabletop ensures easy glide and a long service life. Comes ready to accept our Blacktone Shaper System.