Designed by Unibor.
Made for metal.
SITEH3RO™ is Unibor's ultimate handheld metalworking solution - designed for on-site metalworking with just an impact wrench. Made for metalworkers, #BUILTForMetal
The Complete SITEH3RO™ System.
Step drills, step reamers, car reamers and taps. The only set you bring on site. By Unibor. Built For Metal.™
The Professional Tool & Industrial Alliance recognised the SITEH3RO™ system with its 2025 Tool Innovation Award.
The award recognises tools that materially change how a job gets done on site. The SITEH3RO™ system was selected for letting tradespeople do bench-quality drilling, reaming and threading using only the impact wrench they already carry.
Free shipping on all orders to the continental United States. Orders ship within 1 business day from our Lombard, IL warehouse.
Most orders arrive in 3 to 5 business days.
SITEH3RO™ is Unibor's ultimate handheld metalworking solution - designed for on-site metalworking with just an impact wrench. Made for metalworkers, #BUILTForMetal
The complete SITEH3RO™ system in one case. Step drills, step reamers, car reamers and taps. Everything you need to drill, expand and thread metal on site with just an impact wrench. PTIA 2025 Tool Innovation Award winner.
| Total pieces | 14 |
|---|---|
| Tool families | Step drills, step reamers, car reamers, taps |
| Shank | 7/16" hex on every cutting tool |
| Coating | SITEH3RO™ coating, up to 75% longer tool life |
| Compatibility | SITEH3RO™ holders + standard 3-jaw drill chucks |
| Case | Single transport case |
Free shipping on all orders within the continental United States. Orders ship within 1 business day from our Lombard, IL warehouse. Most arrive in 3 to 5 business days.
Your cart is empty