Unthreaded Knobs | McMaster-Carr

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Mount Type

Unthreaded Hole

Unthreaded Through Hole

System of Measurement

Hole Diameter

Grip Style

Head Diameter

Material

Stainless Steel

Hub Diameter

Screw Size

Shaft Type

Color

Head Height

Hole Shape

Hub Height

Set Screw Included

Thread Size

Hole Depth

Set Screw Thread Size

RoHS

Compliant with Exemptions

REACH

Export Control Classification Number (ECCN)

DFARS Specialty Metals

Insert Material

Finish

For Screw Head Type

Maximum Temperature

Less than 150° F

150° F to 179° F

180° F to 199° F

200° F to 249° F

250° F or greater

Head Width

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363 Products

Knobs

Unthreaded-Hole Knobs

Unthreaded-Hole Knobs

Tap custom threads or secure with a set screw

Unthreaded Through-Hole Knobs

Unthreaded Through-Hole Knobs

Create custom threads

Machinable-Hub Knobs

Machinable-Hub Knobs

Mill specific holes or keyways in the hub, or weld in place

Screw-Head Mount Knobs

Screw-Head Mount Knobs

To build a custom knob or thumb screw, pair with a hex or socket head screw

Oversized-Grip Screw-Head Mount Knobs

Oversized-Grip Screw-Head Mount Knobs

Convert screws into knobs so large you can grip them with heavy work gloves

Palm-Grip Machinable-Hub Knobs

Palm-Grip Machinable-Hub Knobs

The domed top allows you to firmly hold these knobs in your palm

Machinable-Hub Knobs with Handle

Machinable-Hub Knobs with Handle

A handle makes these knobs easy to turn

Screw-Head Mount Knob Assortments

Screw-Head Mount Knob Assortments

Keep a convenient selection of knobs on hand

Screw-Head Mount Knobs with Messages

Screw-Head Mount Knobs with Messages

Use these knobs to display important messages

Unthreaded-Hole Knobs with Handle

Unthreaded-Hole Knobs with Handle

A handle makes these easy to turn

Machinable-Hub Bar Knobs

Machinable-Hub Bar Knobs

Weld on or create your own holes and add a bar for maximum leverage when tightening

Other Products

Indicating Knobs

Indicating Knobs

Control devices and view settings at a glance

Valve Handles and Knobs

Valve Handles and Knobs

Replace the handle on most types of valves

Pull Knobs

Use a knob to open and close cabinets, drawers, and doors

Ball Knobs

Provide grip on control levers and push-pull rods

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