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 / Register
    • 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
    0Cart
    0Cart
    Abrasive Discs
    1. Home
    2. Abrasives
    3. Abrasive Discs
    Item # DY91611 • Mfr # 91611

    Dynabrade DynaCut Extreme Hook & LoopSanding Disc 6" 800 Grit Aluminum Oxide Film 25 Hole 50 Discs-Pack 91611

    Description

    Dynabrade DynaCut Extreme 6 Inch Sanding Disc Use

    Dynabrade DynaCut Extreme 6 inch sanding disc is a 6 inch diameter abrasive disc with 800 grit designed for fine sanding steps where surface refinement matters. The disc uses premium P graded aluminum oxide abrasives that cut consistently, so finish quality stays predictable across a run. Its 25-hole vacuum pattern supports dust extraction, which helps keep the abrasive working clean and maintains visibility on the work surface. The 800 grit rating places this disc in the fine sanding range, making it suitable for smoothing surfaces before moving to ultra-fine finishing steps. As an aluminum oxide abrasive disc, it is built for general sanding tasks where a balance of cut and refinement is required. The product is manufactured under the Dynabrade DynaCut Extreme line, aligning it with professional abrasive solutions for repetitive shop use.

    Key Sanding Disc Details That Support Workflow

    • The sanding disc grit size is 800, which delivers a fine scratch pattern that prepares surfaces for subsequent finishing steps where uniformity is important.
    • Premium P graded aluminum oxide abrasives provide fast cut and long life, so operators spend less time changing discs during extended sanding sequences.
    • The 25-hole design is a vacuum pattern that works with dust extraction, helping the abrasive stay cleaner so the disc maintains its cutting performance longer.
    • Extremely tough and tear resistant high performance 3mil film backing generates the finest finishes while resisting edge damage during sanding, which supports consistent results across the disc face.
    • The high performance 3mil film backing delivers up to 4X the life of paper discs, reducing disc consumption in high-cycle sanding operations.
    • A proprietary clog free coating is pigment free and provides a build-up resistant abrasive surface, which helps reduce loading so the disc continues to cut rather than burnish.
    • The hook and loop attachment system makes disc changes quick and easy, allowing installers to swap grits or change worn discs with minimal downtime.
    • The hook and loop design also allows discs that are not completely worn to be removed and saved for future use, which supports economical abrasive management.

    Hook And Loop Sanding Disc Mounting And Fit

    This aluminum oxide film sanding disc uses a hook and loop attachment system, so it mates with backing pads designed for hook and loop discs. The 6 inch size aligns with standard 6 inch random-orbit or rotary sanding tools that accept this diameter. Because the disc is built on an extremely tough and tear resistant high performance 3mil film backing, it stays stable on the pad during use, which helps maintain flat contact and even pressure. The 25-hole vacuum layout allows air movement through the disc when paired with compatible vacuum pads, supporting dust extraction across the face of the abrasive. The disc structure and backing are designed to work together to generate the finest finishes while providing up to 4X the life of paper discs in comparable sanding tasks.

    Using This 800 Grit Aluminum Oxide Film Disc

    Where This Dynabrade 91611 Sanding Disc Fits

    The Dynabrade 91611 disc is a 6 inch diameter abrasive disc built around 800 grit, positioning it for fine sanding and surface refinement. Its premium P graded aluminum oxide abrasive construction supports use in applications where a controlled, consistent cut is needed across large or repetitive workpieces. The 25-hole vacuum pattern aligns with dust-extracting tools that use similar hole configurations, allowing the disc to function within vacuum sanding workflows. With an extremely tough and tear resistant high performance 3mil film backing, the disc tolerates demanding sanding passes without easily tearing, supporting production tasks that require repeated tool passes or edge contact. The combination of 800 grit and aluminum oxide on film makes this disc suited to steps where a fine scratch pattern and extended disc life are both priorities.

    Why These Sanding Disc Details Matter In Use

    The premium P graded aluminum oxide abrasives are engineered for fast cut and long life, which means each disc maintains an effective cutting surface over more passes, extending usage before replacement. The high performance 3mil film backing generates the finest finishes, so the abrasive structure stays flat and stable against the work, contributing to even scratch patterns. This same film backing delivers up to 4X the life of paper discs, allowing a shop to run fewer disc changes and maintain production flow. The proprietary clog free coating is pigment free and provides a build-up resistant abrasive surface, which helps reduce loading in dusty sanding operations, keeping the disc functional rather than glazing over. The hook and loop attachment system makes disc changes quick and easy, letting operators move between grits or replace worn discs with minimal disruption. Because discs that are not completely worn can be saved for future use, a single 800 grit disc can be deployed across multiple tasks until the abrasive is fully utilized.

    Common Questions About This Dynabrade Sanding Disc

    What type of abrasive does this 6 inch disc use?

    This disc is manufactured with premium P graded aluminum oxide abrasives, which provide fast cut and long life so the disc maintains effectiveness across extended sanding tasks.

    How fine is the finish from the 800 grit rating?

    The sanding disc grit size is 800, producing a fine scratch pattern suited to surface refinement stages where smoothness and uniformity are important before subsequent finishing steps.

    What backing does the Dynabrade 91611 disc use?

    The disc uses an extremely tough and tear resistant high performance 3mil film backing, which generates the finest finishes and resists tearing during demanding sanding passes.

    How does the 3mil film backing affect disc life?

    The high performance 3mil film backing delivers up to 4X the life of paper discs, reducing abrasive changeouts in production sanding workflows.

    What is the benefit of the proprietary clog free coating?

    The proprietary clog free coating is pigment free and provides a build-up resistant abrasive surface, helping the disc resist loading so it continues to cut efficiently.

    How does the hook and loop system help during sanding?

    The hook and loop attachment system makes disc changes quick and easy and allows partially used discs to be removed and saved for later, supporting flexible abrasive use.

    Selecting This 6 Inch 800 Grit Film Disc

    This 6 inch 25-hole aluminum oxide disc combines an 800 grit rating, premium P graded aluminum oxide, and a high performance 3mil film backing to generate fine finishes with extended disc life. Its proprietary clog free coating and vacuum-ready 25-hole layout support sanding where dust control and consistent cut are important. The hook and loop attachment system enables quick disc changes and reuse of partially worn discs, aligning with professional workflows that rely on efficient grit transitions. For operations that need a fine sanding step with long-lasting abrasive performance, this Dynabrade DynaCut Extreme 6 inch sanding disc provides a focused, work-ready option.

    Diameter (in)
    6 in
    Attachment Type
    Hook and loop
    Grit
    800
    Hole Pattern
    25-hole
    Mineral
    Aluminum oxide
    Product Type
    Sanding Discs
    Vacuum Type
    Vacuum
    Backing Weight
    Film
    Manufacturer Series
    DynaCut Extreme
    Supplier Pack Size
    1
    Sold In
    1
    Diameter (in)
    6 in
    Attachment Type
    Hook and loop
    Grit
    800
    Hole Pattern
    25-hole
    Mineral
    Aluminum oxide
    Product Type
    Sanding Discs
    Vacuum Type
    Vacuum
    Backing Weight
    Film
    Manufacturer Series
    DynaCut Extreme
    Supplier Pack Size
    1
    Sold In
    1
    801201801001,0001,2001501,5002203204040060600800
    25-holeMultiple perforations
    $48.62/Package
    Dynabrade DynaCut Extreme Hook & LoopSanding Disc 6" 800 Grit Aluminum Oxide Film 25 Hole 50 Discs-Pack 91611
    Item# DY91611 / MFR Part # 91611
    Package
    Dynabrade
    Package
    Backorder

    Sold In: 1 Package

    Package