GRIPPLE hooks without dowels with driving aid included per smallest unit (100 hooks), for direct fastening in concrete ceilings and natural stone, for GRIPPLE cable systems. The load-bearing capacity F only applies if the cable is sufficiently anchored to the supporting surface and installed in accordance with the regulations. Dimensions (approx. dimensions) for cable Ø: 1.5 mm and 2 mm Drilling Ø: 8 mm Minimum drilling depth: 30 mm Load-bearing capacity F: 0.45 kN (3-fold safety against breakage depending on the material thickness of the cable system used) Material: stainless steel, material no. 1.4401 (316)