Würth Baer Supply CompanyWürth Baer Supply Company•Built For Those Who Build The World™
    (800) 289-2237
    Vernon Hills, IL
    (800) 289-2237
    Vernon Hills, IL
    Home
    Sign in / Register0Cart0Cart
    • Quick Order
    • Quotes
    • Promotions
    • Careers
    • Help
    • Contact
    Mobile app

    Why Shop With Us?

    • Lorry and clock graphic

      BUY "YOUR WAY"

      Order by 24/7 by web, contact our sales reps or call by phone.

    • Shopping bag with heart graphic

      One Stop Shop

      What you need, when you need it, all in one place.

    • Trolley graphic

      Next Day Delivery

      Most orders ship same day.

    • Supprt headphone graphic

      Expert Support Team

      Advice and support from knowledgeable professionals.

    Need help? Call(800) 289-2237

    Company Information

    • About Our Company
    • Who is Reinhold Würth?
    • Contact Us / Locations
    • Return Policy
    • Shipping Policy
    • Careers
    • Sales Tax and Exemption
    • Credit Application
    • ACH / e-Check Registration
    • Terms & Conditions
    • Privacy Notice
    • Accessibility Statement
    • Help
    • FAQ
    • Pay Invoices Online

    Shop With Us

    • Shop by Brand
    • Clearance
    • Daily Discounts
    • Catalogs
    • Vendor Literature
    • Download Our Mobile App

    Services

    • SAM.gov - CAGE Code: 1UXJ6
    • Architects & Designers Portal
    • ORSY - Inventory Management Solution
    • Machinery

    Contact

    • Toll-free (800) 289-2237
    • Website Support (800) 944-2237 x4444
    • Support via Text / SMS (800) 289-2237
    Compliance LogoThe logo of Viking CloudThe logo of FSCCARB 2 Compliant
    Vender Freight
    Routing
    • Our Blog (opens in a new tab)
    • LinkedIn (opens in a new tab)
    • Facebook (opens in a new tab)
    • Instagram (opens in a new tab)
    • YouTube (opens in a new tab)
    • TikTok (opens in a new tab)
    • Pinterest (opens in a new tab)
    • X (formerly Twitter) (opens in a new tab)
    Compliance LogoThe logo of Viking CloudThe logo of FSCCARB 2 Compliant
    Vender Freight
    Routing
    Approved US Government VendorCage Code: 1UXJ6

    Copyright © 2004-2026, Würth Baer Supply Company. All Rights Reserved.

    Terms & ConditionsPrivacy NoticeAccessibilityDo Not Sell My Personal InformationWürth ComplianceSite FeedbackSitemap
    Abrasive Discs
    1. Home
    2. Abrasives
    3. Abrasive Discs
    Item # SPSPSA6-400 • Mfr # SPSA6.400

    SurfPrep Shredder Hook & Loop Sanding Disc 6" 400 Grit Aluminum Oxide Screen 50 Discs-Box SPSA6.400

    Description

    SurfPrep 6 Inch 400 Grit Sanding Disc Use

    SurfPrep 6 inch 400 grit sanding disc identifies this product as a 6 inch diameter abrasive disc designed for fine sanding, so it suits projects where controlled material removal and a smooth surface are required. The 400 grit rating indicates a fine abrasive cut, which helps refine surfaces after coarser grits and prepare them for further finishing steps. The disc is described as a screen sanding disc, meaning the abrasive is formed on a screen-style backing, which allows dust to move through the openings so the abrasive surface stays more exposed during sanding. The hook and loop detail in the description shows that the disc attaches using a hook and loop interface, allowing quick disc changes that support efficient workflow when moving between grits or replacing worn discs.

    Key SurfPrep Screen Disc Details For Pros

    • The SurfPrep brand identifies the disc as part of a known abrasive line, which helps align this disc with systems already using SurfPrep products on sanding jobs.
    • The 400 grit designation defines the cut as fine, which helps when dialing in final surface quality after shaping with coarser abrasives.
    • The screen sanding disc description means the abrasive is on a screen-style backing, which lets sanding dust move through the openings so the working face stays more available to the surface.
    • The hook and loop connection called out in the description allows the disc to attach to hook and loop backing pads, so discs can be changed quickly as they wear or as grit changes are needed.
    • The abrasive disc classification ties this product to general sanding and surface preparation work, which keeps it aligned with other abrasive solutions on the job.

    Hook And Loop SurfPrep Disc Mounting Basics

    The hook and loop wording in the description indicates that one side of the SurfPrep screen sanding disc is configured to mate with a hook and loop backing pad, which allows the disc to be pressed onto the pad and held during sanding. This hook and loop interface also allows the disc to be peeled away from the backing pad when it is time to switch grits or replace a used disc, supporting repeatable changeovers during work. Because the disc is defined as a 6 inch size, it is suited to use with 6 inch sanding tools that rely on a hook and loop style pad for disc attachment.

    Using This 6 Inch Screen Sanding Disc In Workflows

    Where This SurfPrep Screen Sanding Disc Fits

    The web description identifies this product as a SurfPrep 6 inch 400 grit hook and loop screen sanding disc, which positions it for sanding tasks that call for a 6 inch diameter abrasive with a fine 400 grit surface. As a screen sanding disc, it uses a screen-style abrasive backing that allows dust to travel through the openings, which helps keep more abrasive points active on the work surface. The abrasive discs category links this product to sanding and surface preparation steps in woodworking or similar shop processes where abrasive discs are used. Together, the 6 inch size and 400 grit rating make the disc suitable for stages where surfaces are being refined after shaping or leveling, preparing them for additional finishing processes that follow in the overall workflow.

    Why The Hook And Loop Design Supports Results

    The hook and loop description signals that this SurfPrep screen sanding disc is made to attach using a hook and loop system, so it grips a compatible backing pad during sanding and remains positioned while work is underway. When a change is needed, the same hook and loop interface allows the disc to be removed and a new disc pressed into place, which shortens downtime between sanding steps. The screen sanding disc structure helps dust pass through the disc surface, which keeps more of the 400 grit abrasive exposed to the workpiece and supports consistent cutting across the surface. The fine 400 grit rating lets the disc refine surfaces that have already been shaped, providing a smoother finish that fits into staged sanding sequences. The specified 6 inch dimension aligns the disc with 6 inch sanding tools that rely on hook and loop discs in ongoing shop use.

    Common Questions About SurfPrep SPSA6.400 Disc

    What type of abrasive product is the SurfPrep SPSA6.400?

    The SurfPrep SPSA6.400 is an abrasive disc described as a 6 inch 400 grit hook and loop screen sanding disc, so it serves as a fine abrasive for sanding and surface preparation tasks.

    What does the 400 grit rating on this screen sanding disc indicate?

    The 400 grit rating indicates a fine abrasive surface, so this SurfPrep screen sanding disc is suited to refining surfaces after coarser sanding steps in a staged process.

    How does the hook and loop design affect disc changes?

    The SurfPrep hook and loop screen sanding disc uses a hook and loop interface so it presses onto a matching pad and can be removed quickly when changing discs or grits.

    What is the diameter of this SurfPrep screen sanding disc?

    This SurfPrep screen sanding disc is identified as a 6 inch abrasive disc, which aligns it with sanding tools that use 6 inch hook and loop style discs.

    How does the screen construction impact sanding performance?

    The screen sanding disc design allows dust to move through openings in the abrasive surface, which helps keep more 400 grit abrasive points available to contact the workpiece.

    What does the SurfPrep SPSA6.400 part number refer to?

    The SurfPrep SPSA6.400 part number identifies this specific 6 inch 400 grit hook and loop screen sanding disc, helping match the disc to ordering or inventory records.

    Select This SurfPrep Disc For Fine Sanding Work

    The SurfPrep 6 inch 400 grit hook and loop screen sanding disc offers a fine 400 grit abrasive surface combined with a screen-style backing, so it supports sanding stages that demand refined finish quality and dust movement through the disc face. Its hook and loop connection lets the disc press onto and release from a matching backing pad, which supports repeatable disc changes as sanding tasks progress. For work that calls for a 6 inch fine grit abrasive disc within a SurfPrep abrasive system, this hook and loop screen sanding disc provides a defined option ready for integration into sanding workflows.

    Diameter (in)
    6 in
    Attachment Type
    Hook and loop
    Grit
    400
    Hole Pattern
    No Hole
    Mineral
    Aluminum oxide
    Product Type
    Sanding Discs
    Vacuum Type
    Vacuum
    Backing Weight
    Mesh
    Supplier Pack Size
    1
    Sold In
    1
    Diameter (in)
    6 in
    Attachment Type
    Hook and loop
    Grit
    400
    Hole Pattern
    No Hole
    Mineral
    Aluminum oxide
    Product Type
    Sanding Discs
    Vacuum Type
    Vacuum
    Backing Weight
    Mesh
    Supplier Pack Size
    1
    Sold In
    1
    80100120150180220240320400
    SurfPrep
    $49.71/Box
    SurfPrep Shredder Hook & Loop Sanding Disc 6" 400 Grit Aluminum Oxide Screen 50 Discs-Box SPSA6.400
    Item# SPSPSA6-400 / MFR Part # SPSA6.400
    Box
    Box
    Backorder

    Sold In: 1 Box

    Box