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    11 Products

    Retaining Nuts for Backup Pads

    Image of System. Front orientation. Exploded view. Contains Annotated. Retaining Nuts for Backup Pads.
    Image of Product. Front orientation. Retaining Nuts for Backup Pads.
    Thread these nuts onto your tool’s arbor to hold a sanding disc against the backup pad. They're made for discs that have an unthreaded arbor hole. Use a spanner wrench (sold separately) to tighten the nut.
    Retaining Nuts for Backup Pads
    Pin Spanner
    Wrenches
    Base
    Barrel
    For Disc
    Dia. Range
    Arbor Hole
    Thread Size
    Dia.
    Thick.
    Dia.
    Ht.
    Through-Hole
    Dia.
    Each
    Each
    Zinc-Plated Steel
    7"-9"5/8"-11
    		2"5/64"7/8"11/32"17/32"0000000000000000000000000
     

    Cool-Sanding Backup Pads for Arbor-Mount Sanding Discs

    Image of Product. Front orientation. Backup Pads. Cool-Sanding Backup Pads for Arbor-Mount Sanding Discs, Style B.

    Style B

    These pads are designed to channel air flow to the sanding disc for cooler operation, prolonging the life of the disc. Install the backup pad onto the tool’s arbor, then attach a sanding disc and secure with a retaining nut.
    Style B
    Image of Product. Front orientation. Backup Pads. Cool-Sanding Backup Pads for Arbor-Mount Sanding Discs, Style B.
    Style B have spiral ribs that form air-flow channels. Retaining nuts are sold separately.
    Flexible
    Semi-Rigid
    Rigid
    For Disc
    Dia.
    Max. Rotation
    Speed, rpm
    Arbor Hole
    Thread Size
    For Use With
    Each
    Each
    Each
    9"6,5005/8"-11
    		Angle Grinders00000000000000000000000000000000000000
     
    Accessories for Backup Pads
    Each
    5/8"-11 Adapter for 3/8"-24 Grinder Spindle0000000000000
    5/8"-11 Adapter for 7/16"-20 Grinder Spindle000000000000
    Retaining Nut for 7"-9" Disc Dia.00000000000

    Backup Pads for Arbor-Mount Sanding Discs

    Image of Product. Front orientation. Backup Pads. Backup Pads for Arbor-Mount Sanding Discs.
    Thread one of these backup pads onto the tool’s arbor, then attach a sanding disc and secure with the disc nut.
    For Disc
    Dia.
    Max. Rotation
    Speed, rpm
    Arbor Hole
    Thread Size
    Includes
    For Use With
    Each
    9", 9 1/8"7,0005/8"-11
    		Disc NutAngle Grinders0000000000000
     
    Grinder Spindle Adapters
    Each
    5/8"-11 Adapter for M10 × 1.5 mm Grinder Spindle0000000000000
    5/8"-11 Adapter for 3/8"-24 Grinder Spindle000000000000

    Disc-Cleaning Backup Pads for Arbor-Mount Sanding Discs

    Image of System. Front orientation. Exploded view. Contains Annotated. Backup Pads. Disc-Cleaning Backup Pads for Arbor-Mount Sanding Discs.
    Image of Product. Backup Pads for 7" and 9" Disc Diameter. Front orientation. Backup Pads. Disc-Cleaning Backup Pads for Arbor-Mount Sanding Discs, Scalloped Edge.

    Backup Pads for 7"

    and 9" Disc Diameter

    With a free-spinning hub, these pads rotate independently while their raised ribs graze the back of the disc to clear debris and prolong the disc's life. Mount the backup pad to your tool’s arbor, then attach the sanding disc and secure with a nut.
    For 9" Diameter Disc—Pads for 7" and 9" disc diameter have a scalloped edge that applies less pressure on the work surface, reducing operator effort.
    For Disc
    Dia.
    Max. Rotation
    Speed, rpm
    Arbor Hole
    Thread Size
    Edge
    Shape
    Each
    Backup Pads
    9"8,6005/8"-11
    		Scallop0000000000000
     
    Backup Pads with Plate and Disc Nut
    9"8,6005/8"-11
    		Scallop000000000000
     
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