Keep a convenient selection of knobs on hand. To build a custom knob or thumb screw, pair one of these knobs with a socket head screw. They provide a secure grip to position, tighten, and hold fixtures, equipment, and machinery.

Use these knobs to display important messages. To build a custom knob or thumb screw, pair one of these knobs with a socket head screw. They provide a secure grip to position, tighten, and hold fixtures, equipment, and machinery.

These metric thumb screws have a knurled head for a slip-resistant controlled adjustment.

Fine threads give you precise control.

Made from 18-8 stainless steel, these thumb screws are chemical resistant. They have a raised head that makes them easy to grip.

These metric thumb screws have a raised head that makes them easy to grip. A black-oxide finish provides corrosion resistance in dry environments.

A thin, knurled head allows these thumb screws to be used in low-clearance applications. They have a black-oxide finish to resist corrosion in dry environments.

Made from 18-8 stainless steel, these thumb screws are chemical resistant. They have a thin, knurled head for use in low-clearance applications.

These metric thumb screws are made of chemical-resistant 18-8 stainless steel. They have a thin, knurled head for use in low-clearance applications.

Stainless steel thumb screws have excellent corrosion resistance in most environments.

Aluminum thumb screws are lightweight and resist corrosion in wet environments.

These steel thumb screws have a black-oxide finish to resist corrosion in dry environments.

These slotted thumb screws are slim to fit in tight spaces.

These nylon thumb screws are chemical resistant, nonconductive, and lightweight.

Stronger than standard nylon, these thumb screws are chemical resistant, nonconductive, and lightweight. They have a raised head that makes them easy to grip.