JUNCHEN M8 Clamping Screw Knob,27pcs Thread Star Knob，Plastic Hex Shaped Clamping Knob Handle Hand Tightening Screw for Umbrella Base Replacement

star knobs-M8

• 【High-Quality Material】The thumb 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, the stud is made of carbon steel, the surface of the screw is galvanized process, uniform plating, high hardness, durable
• 【Hand Knob Tightening Screws】M8x12mm(3pcs),M8x16mm(3pcs),M8x20mm(3pcs),M8x25mm(4pcs),M8x30mm(3pcs),M8x35mm(4pcs),M8x40mm(4pcs),M8x50mm(3pcs),Total 8 sizes, 27pcs.
• 【Features】The clamping screw knob adopts a star shape design with smooth lines, easy-to-turn finger grip spacing, and can be installed and removed manually without the need for additional tools. Great replacement for your broken and old one with this knob.
• 【Wide Scope of Application】 M8 threaded knob Suitable for speaker stands, automotive, woodworking fixtures, industrial instruments and other machinery and equipment, workbenches or benches, is the best choice for clamping operations, industrial equipment, is your daily life to replace the tightening screw
• 【Easy to Use】: Thread replacement star hand knob adopts a hex-shaped design with smooth surface, easy to grip, install and remove, woodworking knobs matched hex nuts and washers well, definitely bring great convenience to your life.