Ball Knobs
Available173 products
Ball knobs have a round shape that fits into the palm of the hand for a comfortable hold while pushing, pulling, or shifting from side to side. These hand knobs serve as grips to engage rods, shafts, and levers on machinery and equipment. They also act as simple clamps to secure parts and materials.
Ball Knobs with Threaded Hole
Ball knobs with a threaded hole attach to a threaded bolt, stud, or rod with same thread size. The closed end (blind hole) ensures that the stud doesn't protrude beyond the handle to prevent marring when used on machinery or clamps.
Plastic Knob with Brass Thread
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Plastic Knob with Plastic Thread
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Plastic Knob with Steel Thread
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Steel Knob with Steel Thread
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Thermoset Knob
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Corrosion-Resistant Ball Knobs with Threaded Hole
Corrosion-resistant ball knobs with a threaded hole are made of stainless steel for use in wet or humid environments, such as food production, general manufacturing, and pharmaceutical research. Threaded holes attach to a threaded bolt, stud, or rod with the same thread size. The closed end (blind hole) ensures that the stud doesn't protrude beyond the handle to prevent marring when used on machinery or clamps.
Stainless Steel Knob with Stainless Steel Thread
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Self-Threading Ball Knobs
Self-threading ball knobs (sometimes called self-tapping) cut matching threads inside the handle bore as it's installed on a threaded rod or stud.
Plastic Knob with Plastic Thread
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Snap-Lock Ball Knobs
Snap-lock ball knobs have an unthreaded through-hole and integrated molded hex head receptacle that securely holds a nut or bolt to make custom knob configurations. Fasteners snap into place for a secure fit.
Plastic Knob with Steel Thread
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Revolving Ball Knobs with Threaded Hole
Revolving ball knobs with a threaded hole install on wheels and other rotating devices to allow the ball to remain stationary in the hand for more comfortable use. They're often used on wheels where the ball knob is held for long periods of time. Threaded holes attach to a threaded bolt, stud, or rod with the same thread size. The closed end (blind hole) ensures that the stud doesn't protrude beyond the handle to prevent marring when used on machinery or clamps.
Plastic Knob with Steel Thread
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Plastic Knob with Stainless Steel Thread
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Revolving Ball Knobs with Threaded Stud
Revolving ball knobs with a threaded stud install on wheels and other rotating devices to allow the ball to remain stationary in the hand for more comfortable use. They're often used on wheels where the ball knob is held for long periods of time. Threaded studs install in tapped holes with a matching thread size.
Plastic Knob with Steel Thread
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Plastic Knob with Stainless Steel Thread
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