Bolt Adapters | McMaster-Carr

Choose a Category

	For Arbor Hole Size For Arbor Hole Size

	Shank Diameter Shank Diameter

	For Holding For Holding

Flap Sanding Sleeves

Flap Sanding Wheels

Grinding Wheels

Sanding Pads for Internal
and Irregular Surfaces

Sanding Sleeves

Spiral-Wound Sanding Rolls

Toolroom Grinding Wheels

	For Use With For Use With

Dremel Grinders for Bits and
Burs

Grinders for Bits and Burs

Grinders for Wheels and
Cones

Hand-Held Disc Sanders

Hand-Held Power Drills

Pedestal Grinders

Stationary Disc Sanders

Surface Grinders

	For Disc Diameter For Disc Diameter

	Mount Type Mount Type

	For Maximum Wheel Thickness For Maximum Wheel Thickness

	Material Material

Stainless Steel

Aluminum-Bronze

	Maximum Speed Maximum Speed

Less than 10,000 rpm

10,000 to 19,999 rpm

20,000 to 22,999 rpm

23,000 to 29,999 rpm

30,000 rpm or greater

	For Disc Mount Type For Disc Mount Type

Quick-Change Fastener

	For Shank Diameter For Shank Diameter

	Manufacturer Equivalent Model Manufacturer Equivalent Model

Merit Power-Lock Type I

Norton Speed-Lok TS

Norton TY Power-Lock
Type I

Standard Abrasive SocAtt

Norton Speed-Lok TR

Norton Speed-Lok TR+

	Reduced Arbor Hole Size Reduced Arbor Hole Size

	Arbor Hole Arbor Hole

	Arbor Hole Size Arbor Hole Size

	Locking Mechanism Locking Mechanism

Slotted-Head Screw

Threaded Mounting Shaft and
Nut

Pull-Twist-Release

	Drum Diameter Drum Diameter

	For Arbor Hole For Arbor Hole

	Backup Pad Mount Type Backup Pad Mount Type

	Overall Length Overall Length

	For Wheel Thickness For Wheel Thickness

1/4"-1/2"

1/2"-3/4"

3/4"-1"

	Drum Length Drum Length

	Head Diameter Head Diameter

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309 Products

Arbors for Abrasive Wheels, Brushes, and Bits

Wheel Arbors

Attach cutoff wheels, grinding wheels, and wire brushes to drills and die grinders.

Arbors for Wheel Brushes

Mount brushes that have an arbor hole to drills and die grinders.

Arbors for Flap Sanding Wheels

Attach flap sanding wheels to hand-held drills and die grinders.

Spiral-Wound Sanding Roll Arbors

Threads on the arbor's body hold the sanding roll in place.

Arbors for Sanding Pads for
Internal and Irregular Surfaces

Also known as cross- and square-sanding pad shank adapters, these arbors are required to attach sanding pads for internal and irregular surfaces to hand-held drills and die grinders.

Motor Shaft Arbors for
Abrasive Wheels and Brushes

Mount abrasives to the rotating shafts of bench-top motors, grinders, and buffers.

Other Bolt Adapters

Adapters for Toolroom
Grinding Wheels

Adapters for Toolroom Grinding Wheels

Use these adapters to mount toolroom grinding wheels to most surface grinders.

Backup Pads for Sanding Discs

Backup Pads for Sanding Discs

Stabilize and reinforce a sanding disc. Most power tools require a backup pad to attach a sanding disc.

Drums for Sanding Sleeves

These drums are required for the use of sanding sleeves. Slide a sleeve on the drum and tighten to securely hold the sleeve.

Buffing Wheel Spindles and Chucks

Twist a buffing wheel directly onto a spindle—centrifugal force holds the wheel in place as it turns.

Reducer Bushings for Bench
and Pedestal Grinding Wheels

Reducer Bushings for Bench and Pedestal Grinding Wheels

Insert these bushings into the arbor hole of your grinding wheel to attach wheels to smaller diameter shanks.

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The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)