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Updated: 06 Apr 2026

10 Best Star Knobs

#1 Best Pick
Sekonow 35PCS 6 Star Knobs 1/4-20 Knob Female Threaded Knobs Hexagon Head Screw T Track Knobs Nuts Accessories

Sekonow 35PCS 6 Star Knobs 1/4-20 Knob Female Threaded Knobs Hexagon Head Screw T Track Knobs Nuts Accessories

Brand: Sekonow
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  • 【Rich Quantity】You will get 35pcs black 1/4 x 20 threaded knobs, the quantity can be used and replaced for a long time.
  • 【Size】1/4" diameter, fits 1/4-20 rods. The head diameter of threaded knobs 1/4-20 is 3cm/1.2in and the total height is 1.2cm/0.5in.
  • 【Sturdy】The internal inserts are made of high-quality brass. The deep threads are clear and complete, with even force and good fastening strength. Overall smooth and burr-free, bright in color and well-made.
  • 【Easy to Use】The star-shaped 1/4 20 knob is ergonomically designed, non-slip and labor-saving, and comfortable to hold. The bolt can go all the way through the star knob. Easy to install and remove by hand.
  • 【Wide Application】Star knobs can be used in drill presses, lathes, jigs, feather boards and fences where 1/4 inch female threads are required. They are important t track accessories.
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#2 Best Value
Litoexpe 4 Pack M8 x 30mm Thread Replacement Star Hand Knob Tightening Screw, Black Hand Tightening Knob

Litoexpe 4 Pack M8 x 30mm Thread Replacement Star Hand Knob Tightening Screw, Black Hand Tightening Knob

Brand: Litoexpe
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  • ✅ Product Content: 4 x Hand Knob Tightening Screw, M8 x 30mm, Total Length: 48mm/1.89 inch, Head Size(L*W*T): 40 x 40 x 18mm/ 1.57 x 1.57 x 0.71 inch.
  • ✅ Premium Material: These Hand Knob Tightening Screws are made of plastic and steel, durable and sturdy. The screw is smooth and burr-free overall, comfortable to hold, the thread is deep and complete and clear, the force is even and not slippery.
  • ✅ Easy Installation: This male thread knob adopts a special star design, which is comfortable and ergonomic. No additional tools are required, and it can be easily rotated with your fingers without scratching your hands.
  • ✅ Wide Application: Suitable for heavy-duty clamping jobs, t-track assemblies, hand tools, feather boards, saw fences, drill press, woodworking jig making kits and fixtures.
  • ✅ 100% Risk-Free Shopping: We offer a 30-day return and replacement service. To ensure 100% customer satisfaction, if you have any questions, please feel free to contact us, we will try our best to help you, thank you very much for your support!
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#3 Budget Pick
Cionyce 5 PCS M8 Star Knob, Star Shape Clamping Knob Black Plastic Hand Knobs Star Through Hole Knob for Mechanical Equipment

Cionyce 5 PCS M8 Star Knob, Star Shape Clamping Knob Black Plastic Hand Knobs Star Through Hole Knob for Mechanical Equipment

Brand: Cionyce
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  • 【What You Will Get】5 x star knob, which is widely used for machinery and equipment.
  • 【High-Quality Material】Made of high-quality plastic, which has the characteristics of high hardness and corrosion resistance to provide you with a solid and comfortable grip.
  • 【Non-Sliding】Star -shaped design, in line with ergonomic design, allows you to tighten your maximum control and agility without other tools.
  • 【Wide Application】Widely used in various industries and living areas, can be used in machine tools, sawing fences, lathes, routing fixtures, etc.
  • 【Excellent After-Sales Service】We focus on quality and after-sales service. If you are dissatisfied with our products, please let us know. We promise to give you 100% satisfactory after-sales service. No risk. Don't hesitate. Just buy it.
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#4 Top Choice
LifCratms 6 Pieces M5 x 30mm Thread Star Knobs, Plastic Hex Shaped Clamping Knob Handle Hand Tightening Screw Knob for Umbrella Base Replacement

LifCratms 6 Pieces M5 x 30mm Thread Star Knobs, Plastic Hex Shaped Clamping Knob Handle Hand Tightening Screw Knob for Umbrella Base Replacement

Brand: LifCratms
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  • 【What You Will Get】6 x Hand Knob Tightening Screws. Thread Size: M5 x 30mm / 0.19" x 1.18"(Dia x L), Head Diameter (Approx): 24.4mm / 0.96". Sufficient quantity to meet your daily use requirement, please check the thread you need before placing an order.
  • 【High Quality Material】The Hex Shaped Hand Knob is smooth and burr-free overall. The head is made of plastic and comfortable to grip. The stud is made of carbon steel, thread is deep and clear, surface with galvanized process, durable, rust and corrosion resistance.
  • 【Quick & Easy Installation】The Clamping Screw Knob adopts a special star design, has smooth line and finger grip spacing for easy turning, can be installed and removed by hand, no extra tool required. These male threaded knobs are great replacement for your broken one.
  • 【Wide Scope of Application】The Star Hand Knobs are very suitable for clamping operations like speaker stands, woodworking fixtures, workbenches, umbrella and so on, widely used in furniture decoration, rack bracket, mechanical equipment and other related industries.
  • 【100% Risk-Free Shopping】 If you have any questions or problems during the purchasing or not satisfied with the product, please feel free to contact us via Amazon email, we will try our best to give you a satisfied solution. Please rest assured to order, we wish you a happy shopping experience.
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#5 Popular Choice
Mozeat Lens 10 Pack 6 Star Knobs 1/4 Inch 20 Female Threaded Hexagon Head Thru Clamping Knobs

Mozeat Lens 10 Pack 6 Star Knobs 1/4 Inch 20 Female Threaded Hexagon Head Thru Clamping Knobs

Brand: Mozeat Lens
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  • Well Made: Each 1/4-20 knob has a brass insert that molded in a plastic knob. The thru knobs have enough threads that are intended to thread on a bolt to clamp them together.
  • Easy to Use: The star knobs work great as a holding jig, holds steady and requires little effort to loosen and tighten back up.
  • Female Thread Size: T track knob threading is 1/4 inch in diameter , suitable for 1/4-20 rod.
  • Handy Design: The bolt can go all the way through the tightening knob, and stick out the top to give plenty of adjustment range, which is handy when the screw happens to be longer than you need it to be.
  • Wide Application: The screw-on clamping knobs fit for routing jig, saw fence, drill press, lathe, fixture which requires a 1/4-Inch 20 female thread.
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#6 Top Pick
Swpeet 15Pcs M4 7 Star Through Hole Knob Female Thread Nut Clamping Knob Grip Assortment Kit, Star Shape Hand Knobs Black Plastic Screw-On Handle Clamping Knob for Mechanical Equipment (M4)

Swpeet 15Pcs M4 7 Star Through Hole Knob Female Thread Nut Clamping Knob Grip Assortment Kit, Star Shape Hand Knobs Black Plastic Screw-On Handle Clamping Knob for Mechanical Equipment (M4)

Brand: Swpeet
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  • 1,【 Brand Advantage 】----- Join the 5 million+ Customers powered by our leading Product and Service.
  • 2,【 What You Get】 ----- In this kit, You will get 15Pcs M4 Through Hole 7 Star Knob Female Thread Nut Clamping Knob Grip Assortment Kit, You can free choose you want, These different sizes can meet all your different needs.
  • 3,【Various M4 M6 M8 M10 Thread】------- We have prepared three different sizes Through Hole Stars Knob for you, Universally fit and can be used for most types of machine tools, This Kit Can definitely meet all your daily needs.
  • 4,【Special Star Shape Design】------- This Through Hole Knob are Special Star Shape Design, Great for comfortable hand grip, accord with ergonomic design and plays a non-slip effect without scratching your hands. Knob handles are made of high quality plastic for durability and long service life.
  • 5,【Wide Application】----- Thread clamping knob black plastic hand knob star shape knob handle for machine tool. Star Shape Hand Knobs Black Plastic Screw-On Handle Clamping Knob for Mechanical Equipment, Instrument and Apparatus.
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#7 Top Pick
LifCratms 6 Pieces M4 x 20mm Thread Star Knobs, Plastic Hex Shaped Clamping Knob Handle Hand Tightening Screw Knob for Umbrella Base Replacement

LifCratms 6 Pieces M4 x 20mm Thread Star Knobs, Plastic Hex Shaped Clamping Knob Handle Hand Tightening Screw Knob for Umbrella Base Replacement

Brand: LifCratms
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  • 【What You Will Get】6 x Hand Knob Tightening Screws. Thread Size: M4 x 20mm / 0.16" x 0.79"(Dia x L), Head Diameter (Approx): 24.4mm / 0.96". Sufficient quantity to meet your daily use requirement, please check the thread you need before placing an order.
  • 【High Quality Material】The Hex Shaped Hand Knob is smooth and burr-free overall. The head is made of plastic and comfortable to grip. The stud is made of carbon steel, thread is deep and clear, surface with galvanized process, durable, rust and corrosion resistance.
  • 【Quick & Easy Installation】The Clamping Screw Knob adopts a special star design, has smooth line and finger grip spacing for easy turning, can be installed and removed by hand, no extra tool required. These male threaded knobs are great replacement for your broken one.
  • 【Wide Scope of Application】The Star Hand Knobs are very suitable for clamping operations like speaker stands, woodworking fixtures, workbenches, umbrella and so on, widely used in furniture decoration, rack bracket, mechanical equipment and other related industries.
  • 【100% Risk-Free Shopping】 If you have any questions or problems during the purchasing or not satisfied with the product, please feel free to contact us via Amazon email, we will try our best to give you a satisfied solution. Please rest assured to order, we wish you a happy shopping experience.
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#8 Top Pick
LifCratms 6 Pieces M6 x 30mm Thread Star Knobs, Plastic Hex Shaped Clamping Knob Handle Hand Tightening Screw Knob for Umbrella Base Replacement

LifCratms 6 Pieces M6 x 30mm Thread Star Knobs, Plastic Hex Shaped Clamping Knob Handle Hand Tightening Screw Knob for Umbrella Base Replacement

Brand: LifCratms
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  • 【What You Will Get】6 x Hand Knob Tightening Screws. Thread Size: M6 x 30mm / 0.23" x 1.18"(Diameter x Length ), Head Diameter (Approx): 30.6mm/1.2". Before purchasing, please measure the size of your parasol or the object you will be applying it to and choose the correct size knob.
  • 【High Quality Material】The Hex Shaped Hand Knob is smooth and burr-free overall. The head is made of plastic and comfortable to grip. The stud is made of carbon steel, thread is deep and clear, surface with galvanized process, durable, rust and corrosion resistance.
  • 【Quick & Easy Installation】The Clamping Screw Knob adopts a special star design, has smooth line and finger grip spacing for easy turning, can be installed and removed by hand, no extra tool required. These male threaded knobs are great replacement for your broken one.
  • 【Wide Scope of Application】The Star Hand Knobs are very suitable for clamping operations like speaker stands, woodworking fixtures, workbenches, umbrella and so on, widely used in furniture decoration, rack bracket, mechanical equipment and other related industries.
  • 【100% Risk-Free Shopping】 If you have any questions or problems during the purchasing or not satisfied with the product, please feel free to contact us via Amazon email, we will try our best to give you a satisfied solution. Please rest assured to order, we wish you a happy shopping experience.
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#9 Top Pick
JUMPLAWN 20 Pcs M6*32 Thru Hole Star Knobs with Six-Point Star Threaded Hand Screws Black Plastic Handles for Industrial Clamping and Machine Tool Use

JUMPLAWN 20 Pcs M6*32 Thru Hole Star Knobs with Six-Point Star Threaded Hand Screws Black Plastic Handles for Industrial Clamping and Machine Tool Use

Brand: JUMPLAWN
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  • Clamping knobs--these screw nuts would match very well with the compatible bolt thread holds tightly and doesn’t slips,star handle nuts
  • Clamping nuts knob--universally fit and can be widely used for most types of machine tools,clamping star knob
  • Clamping nuts--widely used for mechanical equipment, apparatus, instrument, food and industry equipment,knurled knob
  • Grip knobs--stars knob, universally fit and can be used for most types of machine tools, this kit can definitely meet all your daily needs,grips star knob
  • Locking star knob--widely used for fences, drilling machines, lathes, milling fixtures, fixtures, fences, etc, used with fasteners,star hand knobs
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#10 Top Pick
20pcs Clamping Handle Screw Knobs Star Knob Grip Handle Through Hole Copper Core Female Thread Hexagon Hand Grips Nut (10xM6 10xM8)

20pcs Clamping Handle Screw Knobs Star Knob Grip Handle Through Hole Copper Core Female Thread Hexagon Hand Grips Nut (10xM6 10xM8)

Brand: SG Store
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  • There are 10pcs M6 and 10pcs M8 thread clamping knobs in the packaging, available in two sizes to meet your different needs.
  • M6 and M8 Female Knob Screws are made of high quality plastic and copper, , with good toughness and strong anti-aging ability and long service life.
  • The star shaped design is used to increase the sense of use during rotation, with good toughness and impact resistance.
  • The surface of M6 and M8 internal thread knobs has been polished, and even if rotated for a long time, they will not hurt hands.
  • These star shaped screws are widely used in mechanical equipment, electronic equipment, communication equipment, hardware, furniture decoration and other related industries.
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