The COOLMAN® Desired Durability One (DD1) Series is a 1-piece type Made from a supreme grade bit designed for wet drilling applications that include light to moderate steel reinforcement, this bit is the absolute desire for all in this industry.
| application-material | Brick & Block Engineering Block, Cured Concrete, Others non-abrasive materials, Reinforcement Concrete |
|---|---|
| diameter | 14mm, 16mm, 20mm, 22mm, 24mm, 25mm, 26mm, 28mm, 30mm, 32mm, 36mm, 38mm, 42mm, 45mm |
| characterize | Hi-Speed, Longer Lifespan |
| welding-technology | Laser Welded |
| core-ingredient | element SIX™ Synthetic Diamond |
| bond-design | Segmented |
| segment-height | 10mm |
| segment-width | 3.0mm |
| working-length | 350mm |
| min-operating-speed | – |
| max-operating-speed | – |
| trendline | A Rod |
