
Plastic Clamping Knobs
Essentra Components is one of the largest manufacturers of plastic knobs such as Ball Knobs, T-Knobs, Knurled Knobs, Star Knobs, 3-Prong Knobs, 4-Prong Knobs, 4-Lobe Knobs, Pull Knobs, Fluted Knobs, Tapered Knobs, Control Knobs, Instrument Knobs, Quick Release Knobs, Universal Knobs, Press-On Thumbscrew Knobs and Snap-Lock Knobs. For more than 25 years, we have pioneered the creative use of "Green" materials and technologies in our manufacturing processes. All of our plastic clamping knobs are made through injection molding. Don't see the knob style or size you need? We build complete tools in our low cost Costa Rican factory. Call 800-847-0486 or email sales@knobsource.com to discuss your plastic knob requirements today.
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Soft Touch Knobs
Soft Touch Knobs are a great choice for consumer products and medical equipment, or anytime that a soft, comfortable grip is required. These rubber knobs have a stiff inner core for high torque performance and a soft, rubberized TPE outer shell for a pleasing, ergonomic feel. Soft Grip Knobs come in a variety of sizes, styles, and color combinations, including two-tone versions. These knobs are perfect for luxurious, high quality applications. They even make your product's image stand out in the crowd. Decorate your rubber knob with a pad printed or hot stamped logo or design for a truly unique look. Soft Touch Knobs are available in male, female thru, female blind, and female locking versions with either inch or metric threads. Custom inserts, custom hubs, and RoHS compliant parts are available upon request. Can’t find the Soft Touch Knob you're looking for? Contact Essentra Components today to learn about our custom molding options.
CAD Drawings available upon request.
**Available in Two-Tone - 4-Lobe Knobs, Fluted Knobs & Tall Star Knobs

Control Knobs/Instrument Knobs
Essentra Components is one of the largest manufacturers of plastic knobs such as Ball Knobs, T-Knobs, Knurled Knobs, Star Knobs, 3-Prong Knobs, 4-Prong Knobs, 4-Lobe Knobs, Pull Knobs, Fluted Knobs, Tapered Knobs, Control Knobs, Instrument Knobs, Quick Release Knobs, Universal Knobs, Press-On Thumbscrew Knobs and Snap-Lock Knobs. For more than 25 years, we have pioneered the creative use of "Green" materials and technologies in our manufacturing processes. All of our plastic clamping knobs are made through injection molding. Don't see the knob style or size you need? We build complete tools in our low cost Costa Rican factory. Call 800-847-0486 or email sales@knobsource.com to discuss your plastic knob requirements today.
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Metal Knobs

Press-On Thumbscrew Knobs
These efficient knobs can be pressed onto a socket head cap screw thereby creating an instant thumbscrew. This unique design fastens the cap screw to the knob head for a secure fit without any need for glue or adhesive. Press-On knobs come in a variety of knob styles. They are also available in a female through hole thumb nut version. Colors are available upon request. Minimums apply. Contact sales regarding your Press-On knob requirements today at 1-800-847-0486 .
*SNAPS ON TO A SOCKET HEAD CAP SCREW*
Press On Thumbscrews can be purchased with or without socket head cap screws assembled. If you are going to self assemble, fixtures to hold the knob for your punch press or hydraulic press are available for purchase.
