Specifications:Standard Metric Thread Size: M5 (0.8mm Pitch)Thread Length: 40mm / 1.57"Head Size: 13mm x 8mm / 0.51" x 0.31" (D*T)Step Size: 10mm x 2mm / 0.39" x 0.08" (d*t)Total Length: 50mm / 1.97"Material: 304 Stainless Steel, PlasticColor: BlackKnob Style: KnurledPackage Content : 20pcs x Knurled Clamping KnobsDescriptions:304 stainless steel threaded stud provides excellent corrosion resistance, oxidation resistance and high strength, ensuring durability and stability, preventing rust and providing reliable performance in various environments.The knurled texture on the hand knob surface provides better grip, making it easier to tighten or loosen the knob. The threads are neat and clear, the force is even and deep, not easy to slip, and there are no burrs.
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1pc M4 M5 M6 M8 Thumb Screws L-type/T-type Hand Tighten Screw Handle Adjustable Butterfly Shape Screw for DSLR SLR Camera
Aliexpress UK
Specifications:Standard Metric Thread Size: M4 (0.7mm Pitch))Thread Length: 12mm / 0.47"Head Size: 13mm x 8mm / 0.51" x 0.31" (D*T)Step Size: 10mm x 2mm / 0.39" x 0.08" (d*t)Total Length: 22mm / 0.87"Material: 304 Stainless Steel, PlasticColor: BlackKnob Style: KnurledPackage Content : 20pcs x Knurled Clamping KnobsDescriptions:304 stainless steel threaded stud provides excellent corrosion resistance, oxidation resistance and high strength, ensuring durability and stability, preventing rust and providing reliable performance in various environments.The knurled texture on the hand knob surface provides better grip, making it easier to tighten or loosen the knob. The threads are neat and clear, the force is even and deep, not easy to slip, and there are no burrs.
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1/4" Dual Nuts Tripod Mount Screw Double Layer Thread Screw Mount Adapter Black Camera Screw Mount For Camera Flash
Aliexpress UK
Attributes:* Male Thread Size: M8 (1.25mm Pitch)* Thread Length: 25mm / 0.98"* Head Diameter: 25mm / 0.98"* Total Length: 41mm / 1.61"* Material: Plated Steel, Thermoset Plastic* Color: Black, Silver ToneWhat Is Included:* 2 Pieces x Knurled Clamping KnobsApplications & Features:--- The knurled clamping knobs are designed to provide a secure grip and quick adjustment, making it suitable for a variety of industrial applications. Widely used in lathes, drill presses, sawing machines, milling machine fixtures, packaging machinery, printing equipment, woodworking machinery, mechanical equipment, instrument equipment, food and industrial equipment.--- The knurled surface on knobs provides a non-slip grip, even with gloves or wet hands.
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Plate Adapter Screw 1/4 inch D-Ring Tripod Screw Mounting Screw Adapter for Camera Camcorder Tripod Monopod QR Quick Release
Aliexpress UK
Description:Material - The wing handle screw is made of 304 stainless steel, while the knob is made of plastic, which is rust-proof, corrosion-resistant and oxidation resistant, durable and hard to break and deform, which prolongs the service life of the product.Knob Design - The thumb screw knob is a T-shaped ergonomically designed, which provides a comfortable grip and anti-slip effect. convenient to use and operate. Adequate finger grip spacing ensures convenience for adjustment and control.Easy to Install - The fully threaded and even pitch constructed to uniform force for locking firmly, not easy to slip. The clamping screw knob can be installed or disassembled freely without any other tools, just need to install or disassemble it by directly turning the screw.
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20-1PCS Stainless Steel 1/4" Camera Tripod Screw Mounting Screw Adapter Quick Release Camera Screw for Camcorder Tripod Monopod
Aliexpress UK
Descriptions:* Great replacement for your broken one with this Knurled Knob.* Screw on type design for easy install and with surface nice finish for comfortable grip.* Widely used for lathe machine, mechanical equipment, instrument and apparatus, food and industry equipment. Specifications:Product Name: Clamping KnobKnurled Head Diameter: 40mm/ 1.57''Male Thread Diameter: M8Thread Length: 20mm/ 0.79"Total Height: 43mm/ 1.69"Net Weight: 137gMain Color: Black, Silver ToneMaterial: Metal Package Content:3 Pcs x Clamping Knob.
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Camera Tripod Mount Screw for Gopro 1/4-20 Screw Conversion Adapter for Gopro Hero 10 9 8 Sports Camera 1/4" Adapter Screw
Aliexpress UK
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FOR Sony Venice CineAltaV 1/4 3/8 screw expansion board, fixed with M3 screws（Including screws）
Aliexpress UK
Description:Material - The wing handle screw is made of carbon steel, while the knob is made of plastic, which is rust-proof, corrosion-resistant and oxidation resistant, durable and hard to break and deform, which prolongs the service life of the product.Knob Design - The thumb screw knob is a T-shaped ergonomically designed, which provides a comfortable grip and anti-slip effect. convenient to use and operate. Adequate finger grip spacing ensures convenience for adjustment and control.Easy to Install - The fully threaded and even pitch constructed to uniform force for locking firmly, not easy to slip. The clamping screw knob can be installed or disassembled freely without any other tools, just need to install or disassemble it by directly turning the screw.
eBay
Thread Checker Screw Measurement Ruler Stainless Steel Caliper Metric Gauge Tool For Measuring Screw Pitch Bit Bolt Nut Screw
Aliexpress UK
Attributes:* Male Thread Diameter: M4 (0.7mm Pitch)* Thread Length: 7mm / 0.28"* Round Head Diameter: 13mm / 0.51"* Total Length: 13mm / 0.51"* Material: Carbon Steel, Plastic* Finish: Zinc Plated* Head Color: BlackWhat Is Included:* 50 Pieces x Clamping KnobApplications & Features:--- The screw-in design allows the clamping knob grip to be easily installed and removed without any tools. It can be widely used in hardware, furniture decoration, lighting equipment, mechanical equipment, electronic equipment, lathes, drilling machines, table saws, instruments and meters, industrial equipment, etc.--- The thumb screw adopts a deepened thread design, with a smooth and uniform surface, no burrs, a firm grip, and is not easy to slip.
eBay
1-20Pcs Screw Thread Pitch Gauge Ruler Stainless Steel Ruler Screw Measuring Ruler for Measuring Pitch Bit Bolt Nut Screw
Aliexpress UK