Stair tread fastening TBB Drill hole stair tread D14 x 25mm FISCHER

The fischer staircase step fastener TBB is a fastening solution for mounting wooden staircase steps on concrete stair stringers. The special anchor consists of a high-quality nylon anchor sleeve and a matching screw. When the screw is tightened, the fastener expands in the concrete. The fastener is then glued into the wooden step with cold glue. Marketing Claim: For fastening wooden steps to concrete substructures. Advantages: The elastic shaft geometry allows for vibration absorption, prevents creaking noises, and thus increases comfort. Top Features: No creaking noises due to elastic shaft geometry. This cushions vibrations. Made of high-quality nylon. Further technical specifications: · Building material: Solid building material · Drill hole in concrete: 8 x 55mm · Drill hole in stair step: 14 x 25mm · Color: grey · Professional / DIY: Professional · Screw dimensions: 8.0 x 70mm · VDS approval: Yes · Packaging variant: Folding carton Made of high-quality nylon. No creaking noises due to elastic shaft geometry. This cushions vibrations.