ASTRO PNEUMATIC (AST) ONYX 6" Finishing Palm Sander with 3/32" Stroke 6" PU PSA Velcro Backing Pad, 325P

ASTRO PNEUMATIC ONYX 6" Finishing Palm Sander, 3/32" Stroke, 325P

Get a smoother, more consistent finish with the ASTRO PNEUMATIC ONYX 6" Finishing Palm Sander. Built for detail-focused sanding, this air-powered palm sander features a 3/32" stroke that’s ideal for fine finishing work on body panels, wood surfaces, and prep applications where surface quality matters most.

The included 6" PU PSA Velcro backing pad gives you flexible sanding options and secure disc attachment, helping you work faster with less downtime. Its compact palm-style design offers excellent control and comfort, making it easier to handle long jobs with precision.

Why you’ll want it

• 3/32" finishing stroke for smooth, refined sanding results
• 6" sanding surface covers more area efficiently
• PU PSA Velcro backing pad for dependable grip and easy disc changes
• Palm-style design for comfort, balance, and better control
• Great for automotive finishing, woodworking, and surface prep

When you need a reliable finishing sander that helps deliver professional-looking results, the ASTRO PNEUMATIC ONYX 325P is a smart addition to your shop.

California Proposition 65 Warning

⚠️ WARNING: Use of this product can expose you to chemicals such as phthalates which are known to the state of California to cause Cancer, Birth Defects and Reproductive Harm – www.P65Warnings.ca.gov.