12PCS 1/4"-20 Female Star Knobs, Nylon Clamping Knobs

A set of 12 ergonomic star knobs for tool-free fastening and adjustment. Features a 1/4-20 female thru-thread compatible with standard bolts.Thread: 1/4"-20 UNC, thru-hole.Dimensions: Head: 0.98" (25mm). Height: 0.35" (9mm).Material: Nylon body with molded brass insert.Color: Black.Quantity: 12 pcs.Secure Grip: The 6-point star shape provides excellent hand-tightening leverage and a non-slip, comfortable hold.Durable Build: The tough nylon body resists corrosion and impact. The integrated brass insert ensures strong, wear-resistant threads for a long service life on these threaded knobs.Easy Installation: Simply screw onto any 1/4 x 20 male thread. The thru-hole design allows for use as a 1/4 20 knob on various bolt lengths and for clamping applications.Wide Application: Ideal for use on woodworking jigs, machinery fixtures, drill press fences, equipment panels, and many DIY projects requiring manual adjustment.Common UsesWoodworking: Feather boards, router fences, clamp handles.Workshop: Adjusting fixtures, securing access panels on machinery.General: Prototyping, furniture, hobby projects.Note: For best results, use with a standard 1/4"-20 bolt. Designed for hand-tightening applications.

• ERGONOMIC STAR DESIGN – EASY GRIP: 25mm (0.98") star-shaped head provides a comfortable, non-slip grip for quick hand tightening and loosening—no tools required, ideal for frequent adjustments.
• STANDARD 1/4"-20 FEMALE THREAD: Features a 1/4"-20 UNC internal thread (0.25" / 6.35 mm diameter, 20 TPI, 0.05" / 1.27 mm pitch), ensuring compatibility with standard bolts and studs.
• DURABLE NYLON WITH METAL INSERT: Constructed from high-strength black nylon with a precision metal threaded insert for improved durability, wear resistance, and reliable clamping.
• COMPACT SIZE FOR LIGHT-DUTY USE: Overall height: 9mm (0.35"). Compact and lightweight design makes it ideal for light-duty applications such as small equipment, jigs, fixtures, and DIY projects.
• WIDE APPLICATION & VALUE PACK: Perfect for 3D printers, furniture, enclosures, machinery adjustments, and workshop setups. Includes 12 pack for multi-point use or replacements.