Star Clamping Knobs: Thread size: M8-1.25; Thread length: 25mm/0.98"; Head diameter: 31mm/1.22"; Head height: 13.3mm/0.52". Nut and Washer Size: M8-1.25. Material: Crafted from high quality PP and 304 Stainless Steel, these knobs combine strength with a comfortable grip. The steel components ensure reliable fastening, while the plastic head is designed for smooth handling and resistance to wear. Easy Installation: The star-shaped handle allows for quick, tool-free adjustments, thanks to its ergonomic ridges that prevent slipping. Simply align the threaded stud with your equipment’s fastener and tighten by hand—no extra tools needed. Nuts and washers are included in our set to ensure compatibility. Wide Application: Ideal for securing parts on machinery, woodworking tools, speaker stands, and furniture assemblies. Whether in workshops, DIY projects, or industrial setups, these knobs provide a secure hold for components requiring regular adjustments. Package Included: 8 x Black Star Clamping Knobs M8 x 25mm, 8 x Hex Nuts, 8 x Flat Washers. PRODUCT SPECIFICATION Material ·Threaded Studs: Crafted from 304 stainless steel, delivering chemical resistance, high strength, and wear resistance for long-lasting performance. ·Star Head Knobs: Made of robust thermoplastic, combining a smooth finish with a comfortable, slip-resistant grip. ·Washers & Nuts: 304 stainless steel offering rustproof protection and heat tolerance. Design ·6-Point Star Grip: Ergonomically designed star-shaped head prevents slippage, enabling effortless tightening and adjustment with bare hands. ·Screw-Type Integration: Combines a threaded structure with the star handle for tool-free operation, maximizing control and efficiency. Application Ideal for industrial, commercial, and DIY scenarios requiring reliable manual adjustments. Widely used in: ·Machinery: Drill presses, lathes, CNC routers, woodworking, and packaging equipment. ·Electronics & Fixtures: Instruments, jigs, printing devices, and assembly line tools. ·Furniture & Hardware: Modular setups requiring sturdy, corrosion-resistant fastening solutions. Tip: Align threads before installing, then hand-tighten until snug—tool-free! Over-tightening risks damage, so trust your grip for a secure fit.