Abrasive Disc Arbors | McMaster-Carr

	For Disc Diameter For Disc Diameter

	Manufacturer Equivalent Model Manufacturer Equivalent Model

Standard Abrasive SocAtt

Merit Power-Lock Type I

Norton TY Power-Lock Type I

Norton Speed-Lok TR+

	For Disc Mount Type For Disc Mount Type

Quick-Change Fastener

Hook and Loop

Arbor

Adhesive Back

	Shank Diameter Shank Diameter

	For Holding For Holding

	Backup Pad Mount Type Backup Pad Mount Type

	For Use With For Use With

Grinders for Bits and Burs

Hand-Held Disc Sanders

Hand-Held Power Drills

Stationary Disc Sanders

Portable Disc Sanders

	Maximum Speed Maximum Speed

30,000 rpm or greater

	For Arbor Hole Size For Arbor Hole Size

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

	Arbor Hole Thread Size Arbor Hole Thread Size

	Arbor Hole Arbor Hole

Threaded

Unthreaded

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

	For Maximum Wheel Thickness For Maximum Wheel Thickness

	Locking Mechanism Locking Mechanism


Slotted-Head Screw	Threaded Mounting Shaft and Nut

	Overall Length Overall Length

	Diameter Diameter

11 1/4"

	Material Material

Steel

Stainless Steel

	For Shaft Type For Shaft Type


Straight	Threaded

	Head Diameter Head Diameter

	For Shaft Diameter For Shaft Diameter

	Shank Length Shank Length

141 Products

Backup Pads for Sanding Discs

Backup Pads with Shank for
Quick-Change Sanding Discs

Secure the shank into the collet or chuck of your tool. Attach the quick-change fastener on the sanding disc to the corresponding fastener on the backup pad.

Backup Pads with Shank for Flexible-Edge
Quick-Change Sanding Discs

The flexible edge of the sanding disc overhangs these backup pads.

Arbor-Mount Backup Pads for
Quick-Change Sanding Discs

Thread these pads onto the tool’s arbor.

Screw-Mount Backup Pads for
Hook and Loop Sanding Discs

Use screws to attach these pads to a tool.

Arbor-Mount Backup Pads for Nylon Mesh
Cushioned Hook and Loop Sanding Discs

Mount one of these pads onto the tool's arbor.

Backup Pads with Threaded Stud for Nylon
Mesh Cushioned Hook and Loop Sanding Discs

Backup Pads with Shank for Nylon Mesh
Cushioned Hook and Loop Sanding Discs

Secure the shank into the collet or chuck of a tool.

Backup Pads with Threaded Stud
for Hook and Loop Sanding Discs

Thread the stud into the tool's spindle.

Vacuum Sanding Backup Pads with Threaded
Stud for Hook and Loop Sanding Discs

Holes allow dust removal when used with a vacuum sander.

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.

Cool-Sanding Backup Pads for
Arbor-Mount Sanding Discs

These pads are designed to channel air flow to the sanding disc for cooler operation, prolonging the life of the disc.

Makita Backup Pads for Arbor-Mount Sanding Discs

Disc-Cleaning Backup Pads
for Arbor-Mount Sanding Discs

Designed to rotate independently of the disc, these pads clear material buildup on the abrasive surface for longer disc life.

See-Through Backup Pads for
Arbor-Mount Sanding Discs

Holes in the pad align with holes in the sanding disc for a clearer view of the sanding surface.

Backup Pads with Shank for
Adhesive-Back Sanding Discs

Secure the shank into the collet or chuck of a tool.

Vacuum Sanding Backup Pads with Threaded
Stud for Adhesive-Back Sanding Discs

Holes allow dust removal when used with a vacuum sander.

Backup Pads with Threaded Stud
for Adhesive-Back Sanding Discs

Thread the stud into the tool's spindle and then press the sanding disc onto the backup pad.

Arbors for Abrasive Wheels, Brushes, and Bits

Wheel Arbors

Attach cutoff wheels, grinding wheels, and other abrasive wheels to hand-held drills and die grinders.

Threaded Shaft Arbors for
Abrasive Wheels and Brushes

Install cutoff wheels, grinding wheels, and other abrasive discs to the threaded shaft on bench-top motors, grinders, and buffers.

Straight Shaft Arbors for Abrasive Wheels and Brushes

Mount cutoff wheels, grinding wheels, and other abrasive discs to the straight shaft on bench-top motors, grinders, and buffers.

Adapters for Sanding Discs

Swap between hook-and-loop and adhesive-backed sanding discs on one sander. Rather than replace your entire sanding pad, mount these adapters to create a hook-and-loop or adhesive-backed attachment.

Backup Pads for Sanding Discs

Backup Pads with Shank forQuick-Change Sanding Discs

Backup Pads with Shank for Flexible-EdgeQuick-Change Sanding Discs

Arbor-Mount Backup Pads forQuick-Change Sanding Discs

Screw-Mount Backup Pads forHook and Loop Sanding Discs

Arbor-Mount Backup Pads for Nylon MeshCushioned Hook and Loop Sanding Discs

Backup Pads with Threaded Stud for NylonMesh Cushioned Hook and Loop Sanding Discs

Backup Pads with Shank for Nylon MeshCushioned Hook and Loop Sanding Discs

Backup Pads with Threaded Studfor Hook and Loop Sanding Discs

Vacuum Sanding Backup Pads with ThreadedStud for Hook and Loop Sanding Discs

Backup Pads for Arbor-Mount Sanding Discs

Cool-Sanding Backup Pads forArbor-Mount Sanding Discs

Makita Backup Pads for Arbor-Mount Sanding Discs

Disc-Cleaning Backup Padsfor Arbor-Mount Sanding Discs

See-Through Backup Pads forArbor-Mount Sanding Discs

Backup Pads with Shank forAdhesive-Back Sanding Discs

Vacuum Sanding Backup Pads with ThreadedStud for Adhesive-Back Sanding Discs

Backup Pads with Threaded Studfor Adhesive-Back Sanding Discs

Arbors for Abrasive Wheels, Brushes, and Bits

Wheel Arbors

Threaded Shaft Arbors forAbrasive Wheels and Brushes

Straight Shaft Arbors for Abrasive Wheels and Brushes

Adapters for Sanding Discs

Adapters for Sanding Discs

Backup Pads with Shank for
Quick-Change Sanding Discs

Backup Pads with Shank for Flexible-Edge
Quick-Change Sanding Discs

Arbor-Mount Backup Pads for
Quick-Change Sanding Discs

Screw-Mount Backup Pads for
Hook and Loop Sanding Discs

Arbor-Mount Backup Pads for Nylon Mesh
Cushioned Hook and Loop Sanding Discs

Backup Pads with Threaded Stud for Nylon
Mesh Cushioned Hook and Loop Sanding Discs

Backup Pads with Shank for Nylon Mesh
Cushioned Hook and Loop Sanding Discs

Backup Pads with Threaded Stud
for Hook and Loop Sanding Discs

Vacuum Sanding Backup Pads with Threaded
Stud for Hook and Loop Sanding Discs

Cool-Sanding Backup Pads for
Arbor-Mount Sanding Discs

Disc-Cleaning Backup Pads
for Arbor-Mount Sanding Discs

See-Through Backup Pads for
Arbor-Mount Sanding Discs

Backup Pads with Shank for
Adhesive-Back Sanding Discs

Vacuum Sanding Backup Pads with Threaded
Stud for Adhesive-Back Sanding Discs

Backup Pads with Threaded Stud
for Adhesive-Back Sanding Discs

Threaded Shaft Arbors for
Abrasive Wheels and Brushes