Stainless steel material with sun pattern (CD pattern) brushing process, surface presents fine radial metal texture with unique light and shadow effect; flat round through-bolt structure with black rubber gasket for cushioning and protection, fixed by tightening from both sides of glass. Widely used for installation and fixing of glass signs, acrylic signs, mirrors, display boards, glass cabinet doors, decorative panels, etc., round design is simple and elegant with decorative function, easy assembly and disassembly for reusable use, brushed surface is wear-resistant and scratch-resistant, a common fixing accessory in advertising decoration, exhibition display, furniture hardware and other fields.