Uxcell Clamping Nuts Knob Plastic Screw-On Brass Star Knobs Knurled Female Threaded Hexagon Head M4 x 1" (20 Pack, Black)

DURABLE MATERIAL
These clamping knobs are made of durable plastic for lightweight, corrosion-resistant, and smooth handling, reinforced with a solid brass core for enhanced strength and durability. Precision-engineered to resist wear and deformation.

MULTI APPLICATION
These jig knobs are designed for table saw fences, router jigs, drill press tables, milling machine guards, welding fixtures, conveyor access panels, control cabinets, workbench vises, tool mounts, 3D printer beds, camera rigs and laboratory equipment. Provides a direct replacement for worn or damaged knobs in these applications.

KEY POINTS
These clamping nuts feature a 6-star knurled design for an ergonomic grip, ensuring comfort and a non-slip hold without scratching the hands. Brass-reinforced threads provide stable screw tightening, while the thru-hole accommodates various bolt lengths and allows for tool-free use with hand tightening.

PARCEL CONTENT
Female Threaded Diameter: M4 (4mm)
Head Diameter: 25mm / 0.98 Inch
Step Size: 3.4 x 12.7mm / 0.13 x 0.5 Inch (T x D)
Color: Black
Material: Plastic, Brass
Packing List: 20 Pack x Star Knurled Knobs

EASY-TO-USE
Hand-tighten the star knob clockwise until firmly seated. For optimal grip, press evenly on opposite points of the star pattern.