Large Sanding Block with Screw Clamp (75x120mm)

This is a robust and ergonomic sanding block designed for large and extra-large flat surfaces.

It features a fully 3D printed screw clamp mechanism to securely hold the sandpaper in place — no extra hardware required.

Available Sizes

• 35 × 120 mm – Narrow profile, ideal for edges, rails, and tight areas
• 75 × 120 mm – Versatile, everyday sanding block
• 120 × 120 mm – Extra-wide surface for fast, uniform sanding on large panels

Key Features

• Multiple Sanding Areas
  Choose the size that best fits your task, from precision sanding to high-coverage surfaces.
• Secure Grip System
  Integrated top clamp with a 3D-printed screw knob ensures the sandpaper stays firmly in place.
• Fast & Low Filament
  Optimized for efficient printing. Print time and filament usage scale with size.
• Economical Sandpaper Use
  Designed to work with standard sandpaper sheets, cut to width depending on the selected size.
• Ergonomic Design
  Rounded edges and balanced proportions for a comfortable grip, even during long sanding sessions.

Sandpaper Sizes (Recommended)

Assembly

1. Cut a strip of sandpaper to match the selected block width.
2. Wrap it around the bottom block.
3. Insert both ends between the base and the top clamp.
4. Tighten the screw knob to lock the sandpaper securely in place.