Drill, ream, thread, and align with a tool you already own. Award-winning by Unibor.
Make a hole, open it, line it up, thread it. Fourteen tools covering all four, running off the impact wrench you already carry.
Recognized as the most innovative new tool of the year. Built for metal. Built to last.
Shop Award-Winning ToolsThe proprietary SITEH3RO™ coating is high-temperature tested to 356°F, giving you dramatically extended tool life compared to standard alternatives.
No more switching tools on site. The SITEH3RO™ system works with your existing 1/2" or 3/4" impact wrench - the tool already in your hand.
Thread holes up to 20 times faster than hand tapping. The spiral point machine taps are a one-tap solution for holes from 1/4" to 1" UNC.
From 1/8" to 1-3/8" diameter holes. Step Drills, Step Reamers, Car Reamers, and Taps cover every major bolt size you'll encounter.
Spiral flute technology across the range delivers faster, cleaner cuts with less vibration. Works on structural steel up to 1/2" thick.
International patent pending (WO2024/100390). The SITEH3RO™ holder is a genuinely new innovation - not available from anyone else.
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