Velcro Hard Block (125 x 70)

These SIA twin hook & loop blocks are designed to be used in conjunction with SIA hook & loop strips. Twin sided for a choice of flex. When looked after properly, these blocks can last for months on end. The hard block has Medium/Soft options.


  • High quality SIA twin sided hook& loop blocks
  • 125mm x 70mm
  • Ensures even pressure when sanding
  • Extremely Durable
  • Twin sided for a choice of required pressure
  • Designed to be used with SIA hook & loop strips

Product codes

  • Sia Velcro Twin Sided Blocks/ - Twin Sided Velcro Block 1 Unit

To find out more about our products and services, contact one of our UK branches.

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