The Geko hidden screw deck board installation guide for terrace wood planks has been designed for proper fastening of the deck boards. It ensures a consistent drilling angle of 50° and is compatible with boards having a minimum width of 90 mm and a maximum of 150 mm. Product features:

• Minimum board width: 90 mm
• Maximum board width: 150 mm
• Width adjustment scale: Graduated with a slider
• Spacing options: 3.5 / 4.5 / 5.5 mm
• Drilling guide angle: 50°
• Hidden screw placement: Yes
• Quick-release clamp: Yes
• Nozzle storage: Yes
• Guides: Hardened steel

The set also includes the installation guide, 2 spacers of 1 mm, 2 spacers of 2 mm, 1 TORX-15 tip, and 4 screws for attaching the spacers.