Brass expansion insert nut with multi-slit design. It expands when screwed in and locks firmly inside boards. Precise and wear-resistant threads, suitable for wooden furniture for repeated assembly and disassembly.
Material: Brass
Structure: Slotted expansion segments, hex base
Surface: Polished gold finish
Features: Expands on tightening, strong gripping force
Application: Pre-embedding in wood and panels for furniture threads