Bore Reducers | McMaster-Carr

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System of Measurement

Shaft Diameter

ID

Bore Diameter

OD

Material

Length

Shaft Mount Type

Overall Width

REACH Compliance

USMCA Qualifying

DFARS Compliance

RoHS Compliance

Maximum Torque

Width

Flange OD

Rotation Speed

Bushing Type

Thickness

Flange Thickness

For Use With

Arbor Hole Diameter

Arbor Hole Shape

How can we improve?

200 Products

Power Transmission

Bore Reducers

Adapt the bore of a component to a smaller size for mounting on a shaft

Pulley and Sprocket Bushings

Pulley and Sprocket Bushings

Mount between a rotating shaft and equipment to secure the shaft and reduce vibration

Bearing Adapter Sleeves

Bearing Adapter Sleeves

Close gaps between your bearing and shaft for a tight fit

Fabricating and Machining

Flap Wheel Arbor Hole Reducers

Flap Wheel Arbor Hole Reducers

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

Saw Blade Bushings

Saw Blade Bushings

Shrink the diameter of your saw blade's arbor hole to fit your saw's arbor

Saw Blade Arbor Adapters

Saw Blade Arbor Adapters

Convert a diamond arbor hole to a round arbor hole

Wheel Brush Arbor Hole Reducers

Wheel Brush Arbor Hole Reducers

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

Grinding Wheel Reducer Bushings

Grinding Wheel Reducer Bushings

Connect grinding wheels to shanks with a smaller diameter

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