Open the lid at the seam, eliminating any cutting into or cutter contact with inner can or food product. Comes standard with screw down base. Posts have pre-drilled holes to accommodate a padlock (not included)--perfect for a correctional facility. Other features include: • Lid never drops into can • Dishwasher safe • Opens cans up to 13"H • NSF certified • Heavy duty construction • Perfect for opening #10 cans • No need to adjust for various can heights. Set height at your tallest can and still open smaller cans using a "lock in" feature that holds can and lid in place until you release them. • Easily mounts on most commercial tabletops and countertops