The BenchK fixing screws, accompanied by Fischer expansion plugs, represent the perfect synergy of robustness and ease of installation for your Sprossenwände climbing equipment. These screws, made up of two separate components, offer a reliable hold thanks to the expansion wings of the red component, increasing strength and providing added protection via the high-quality grey nylon component. Their design prevents over-tightening while ensuring that the screw does not slip out of the hole thanks to their specially shaped tip, guaranteeing easy and safe installation / / The special feature of these screws also lies in their anti-rotation design, thanks to a serrated shape on the side of the plugs preventing any unwanted movement during assembly. Ideal for a multitude of surfaces, these BenchK screws ensure reliable installation of your Sprossenwänden, increasing the safety and durability of the equipment. / / Key features: / - Calculation of the required screw length is based on the length of the dowel, the thickness of the fastened element, and the screw diameter. / - Compatible with wood screws, chipboard screws and suspension screws. / - When fastening to sheet materials, ensure that the threadless part of the screw does not exceed the thickness of the fastened element. / For 8-piece set: / - Includes 8 sets of dowels and screws / - Suitable for models BenchK 110, BenchK 210, BenchK 410, BenchK 510 / For 12-piece set: / - Includes 12 sets of dowels and screws / - Suitable for models BenchK 310, BenchK 710 / Applicable surfaces: / - Concrete, solid stone, solid silicate, aerated concrete / - Vertically perforated bricks, perforated silicates / - Plasterboard, gypsum fibers / - Lightweight concrete blocks, hollow blocks / - Hollow-core brick and concrete slabs / - Natural stone, particleboard, solid lightweight concrete bricks / Technical specifications: / - Material: High-quality nylon / - Dimensions (WxH): 10x80 mm / - Weight: approx. 500 g / - Color: Gray and Red / / This set of screws and plugs BenchK is indispensable for securely fastening climbing equipment, guaranteeing long-lasting, reliable installation. Its adaptability to a wide variety of surfaces makes it a preferred choice for professionals looking for effective, hard-wearing mounting solutions.