Signode AM-12 Combination Steel Strapping Tool
Signode AM-12 is a manually operated seal-feed combination tools. Signode's tool does 1/2" x up to .025" HT with out needing to change guides and adjustments.
Allstrap Opinion: This is a really tough tool, and good if you must use clips. Otherwise you should consider a sealless strapping tool. They are tested, proven, and don't require the expensive AMP seals.