Sia 6783.7705.0400 – Siaspeed 5" Sanding Disc, 400 Grit, Hook & Loop (100/Box)

Description

The Sia 1950 Siaspeed 5″ Sanding Disc – 400 Grit (PN: 6783.7705.0400) is a premium abrasive solution built for fine sanding and surface finishing tasks. A part of the industry-leading Siaspeed 1950 series, this disc is engineered with latex paper backing and Hook & Loop fastening, making it highly flexible and easy to change during high-speed workflows.

The 400 grit provides the ideal level of abrasiveness for final surface refinement, such as smoothing primers, filler finishing, or preparing painted and lacquered surfaces for polishing or recoating. Designed for consistent, clog-resistant performance, it uses a ceramic aluminum oxide abrasive with a stearate coating to extend its working life.

Perfect for both wet and dry applications, this disc delivers clean, professional results across automotive, woodworking, composite, and metalworking applications. The 5-inch diameter fits standard orbital sanders, and with 100 discs per box, it’s a cost-effective choice for professionals demanding performance and reliability.