Klingspor SK 500 Abrasive Block – For Paint, Varnish, Filler & Wood

Klingspor SK 500 Abrasive Block – For Paint, Varnish, Filler & Wood

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Klingspor SK 500 Abrasive Block – Abrasive Sponge for Paint, Varnish, Filler & Wood


The Klingspor SK 500 abrasive block is a versatile hand-sanding solution designed for precision work on paint, varnish, filler, and wood. Its sponge construction allows it to adapt to curved, profiled, and flat surfaces, making it ideal for both detailed finishing and general surface preparation.


Lightweight and comfortable to hold, the SK 500 offers excellent control during sanding. The aluminium oxide abrasive grain provides a sharp, consistent cut, while the flexible foam core ensures even pressure distribution—helping to achieve a smooth, uniform finish without gouging. The block can be used dry or wet, making it suitable for a variety of workshop, site, and DIY applications.

✅ Key Features:

  • Flexible abrasive sponge – adapts to flat, curved, and contoured surfaces

  • Aluminium oxide abrasive grain – sharp, durable, and consistent performance

  • Ergonomic block format – comfortable grip for prolonged use

  • Suitable for wet or dry sanding – versatile for multiple applications

  • For paint, varnish, filler, and wood

📏 Typical Specifications (may vary by block):

  • Abrasive grain: Aluminium oxide

  • Format: Foam-backed abrasive block

  • Dimensions: Commonly 98 × 68 × 27 mm

  • Bonding: Resin over resin

  • Coating: Close or open coat depending on grade

  • Grit range: Fine to medium grades available

📦 Common Applications:

  • Keying painted and varnished surfaces before recoating

  • Smoothing filler prior to finishing

  • Sanding mouldings, profiles, and furniture details

  • General wood surface preparation and finishing

  • Light touch-up and refinishing tasks


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