ABC-C Air Box Closer for C5/8 or C3/4 StaplesA pneumatic corrugated box closer that uses "C" type 1 1 4" crown x 3 4" leg stick staples for securely sealing filled boxes with a pilfer proof staple. Tool is of all metal construction, and can be easily converted to use alternative C5 8" leg staples. For medium to high volume effortless closing of all sizes of cartons, requires a minimum of 80 psi air. Includes: machine oil, staple remover, extra Allen wrenches. Uses Markwell C34 Carton Closing