Arbors | McMaster-Carr

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System of Measurement

Shank Diameter

Arbor Hole Diameter

For Use With

Dremel Grinders for Bits and Burs

Drill Presses

Drills

Grinders for Bits and Burs

Grinders for Wheels and Cones

Handheld Buffers and Polishers

Handheld Disc Sanders

Handheld Power Drills

Lathes

Milling Machines

Motors

Pedestal Grinder Wheels

For Holding

Diameter

Locking Mechanism

Threaded Mounting Shaft and Nut

Head Diameter

Overall Length

For Use On

Shank Type

Material

For Drill Chuck Taper Number

For Machine Spindle Taper Number

Mount Type

Disc Diameter

For Machine Spindle Type

Morse Taper

R8 Taper

Straight

Maximum Rotation Speed

Arbor Hole

Drill Chuck Mount Type

Integral Arbor

Jacobs Taper

Threaded

Export Control Classification Number (ECCN)

EAR99

REACH

Compliant

Not Compliant

DFARS Specialty Metals

Exempt

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

RoHS

Compliant

Compliant with Exemptions

Thickness

1,175 Products

Most Likely Products

Wheel Arbors

Attach abrasive wheels to hand-held drills and die grinders; also known as mandrels

31 products

Drill Chuck Arbors

Attach drill chucks to machine spindles

62 products

Backup Pads

Attach discs to power tools and reinforce the discs

118 products

Slitting Saw Arbors

Mount and center slitting saws on milling machines

17 products

All Results

Fabricating and Machining

Wheel Arbors

Attach abrasive wheels to hand-held drills and die grinders; also known as mandrels

31 products

Drill Chuck Arbors

Attach drill chucks to machine spindles

62 products

Drill Chuck Adapters

Connect your drill chuck to drill bits of different sizes or shank types

2 products

Drill Chucks

Connect drill bits to hand-held drills, drill presses, and milling machines

10 products

Slitting Saw Arbors

Mount and center slitting saws on milling machines

17 products

Motor Shaft Arbors

Mount abrasive discs to the shafts of bench-top motors, grinders, and buffers

8 products

Grinding Cone Arbors

Connect grinding cones to hand-held drills and die grinders; also known as mandrels

1 product

Face Mill Arbors

Mount face milling cutters in milling machines

5 products

Wheel Brush Arbors

Mount wheel brushes with an arbor hole to hand-held drills and die grinders; also known as mandrels

6 products

Hollow-Core Cutter Arbor Adapters

Modify hollow-core cutters to fit larger arbors on drill presses and milling machines

3 products

Cartridge Sanding Roll Arbors

Connect cartridge sanding rolls to hand-held drills and die grinders

22 products

Flap Wheel Arbors

Attach flap wheels to tools that accept a shank; also known as mandrels

7 products

Flap Wheel Arbor Hole Reducers

Reduce the arbor hole size on flap wheels so they'll fit the shaft of your tool

2 products

Machine Taper Shank Adapters

Convert your Morse taper arbor to fit machine spindles that are too small or large

13 products

Machine Taper Shank Extensions

Lengthen the reach of your machine taper shank

10 products

Polisher Arbor Extensions

Lengthen your polisher's reach to access deep grooves and tight spots

1 product

Grinding Bit Arbors

Attach grinding bits to tools and switch bits without removing the arbor; also known as mandrels

3 products

Milling Machine Tool Holders

Connect boring bars and other cutting tools to milling machines

39 products

Reamer Arbors

Mount reamers and hold them steady on drill presses and other machines

3 products

End Mill Holders

Secure end mills, drills, or reamers in milling machines

22 products

Hole Saw Arbor Extensions

Reach your hole saw into spots where your drill is too big to fit

2 products

Milling Machine Collet Chucks

Secure collets in milling machine spindles

15 products

Wheel Brush Arbor Hole Reducers

Adjust arbor hole size so it'll fit the shaft of your tool

9 products

Retention Knobs

Attach tool holders such as collet chucks and end mill holders to your CNC machine’s spindle

21 products

Drill Drifts

Separate Morse taper shank cutting tools from spindles and adapters

4 products

Deburring Tool Holders

Deburr using your CNC machine without complex programming

5 products

Backup Pads

Attach discs to power tools and reinforce the discs

118 products

Retaining Nuts for Backup Pads

Thread onto your tool’s arbor to hold a sanding disc against the backup pad

3 products

Sanding Sleeve Drums

Convert grinders or hand-held power tools into sanding tools

83 products

Rotary Sanding Pad Arbors

Connect rotary sanding pads to hand-held drills and die grinders

14 products

Cartridge Sanding Rolls

As the outer sanding surface wears away, new abrasive is exposed

125 products

Rotary Sanding Pads

Reach into pipes, tubes, corners, and slots to smooth their surfaces and remove paint and rust

51 products

Sanding Disc Adapters

Swap between hook and loop and adhesive-backed sanding discs without also switching the sanding pad

4 products

Rotary Tool Arbors

Attach cutoff wheels to grinders; also known as mandrels

2 products

Rotary Tool Blades

Replace the blade on your Dremel rotary tool

8 products

Rotary Tool Chucks

Quickly swap accessories in and out of your rotary tool

1 product

Rotary Tool Nose Caps

Attach to the end of Dremel grinders for quick accessory changes without extra tools

1 product

Lathe Mandrels

Grip the inside of hollow or bored workpieces to machine them in a lathe; also known as arbors

33 products

Lathe Centers

Use in a lathe's headstock or tailstock to support the end of a workpiece

137 products

Lathe Collets

Insert into a lathe collet chuck or holder to tightly grip workpieces

8 products

Hole Saw Arbors

Secure a hole saw to a drill or drill press

25 products

Hole Saws

Connect to a drill or drill press to make circular cuts

102 products

Grinding Wheel Adapters

Mount grinding wheels to surface grinders

8 products

Grinding Wheel Reducer Bushings

Connect grinding wheels to shanks with a smaller diameter

3 products

Flap Wheel Adapters

Adapt flap wheels with a threaded stud to tools that have a threaded spindle

2 products

Buffing and Polishing Wheel Chucks

Attach to the shaft of your grinder or buffer to hold wheels with a shank

1 product

Buffing and Polishing Wheel Spindles

Mount wheels to your tool’s shaft, collet, or drill chuck

12 products

End Mill Extensions

Lengthen the reach of your end mill

5 products

Cylinder Honing Kits

Contain a mandrel, two honing stones, and a truing sleeve

88 products

Measuring and Inspecting

Lathe Alignment Bars

Confirm that your lathe headstock and tailstock are aligned for accurate machining

1 product