Collar ensures precise flush with the surface irrespective of hole depth – ideal for repetitive fastening using threaded rods of the same length
No damage to the thread when tapping in and expanding
“Intelligent” stepped expansion piece adapts to suit materials of different hardness
Visual check for correct setting
| Drill bit diameter | 8 mm |
| Anchor type | Drop-in anchor |
| Base materials | Concrete |
| Working principle | Expansion |
| Type of fixing | Pre-fastening |
| Material coating/plating/finish | Zinc-plated |
| Required tightening torque | 3 Nm |
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