Brass Square & D-Ring Buckles – Heavy Duty DIY Leather Hardware (Multiple Sizes)

Solid Brass Construction: Made from high-quality brass with a durable, elegant finish — strong, corrosion-resistant, and built to last on heavy-use leather projects like backpacks, bags, belts, and straps.

Two Classic Styles:
Square Buckles: Rectangular rings in sizes 32×20mm, 26×16mm, 20×16mm, 20×13mm, 17×10mm, and 16×10mm
D-Rings: Curved D-shaped rings in matching sizes 32×20mm, 26×16mm, 20×13mm, and 16×10mm

Precise Dimensions: Clearly marked with inner/outer measurements and thickness (3mm–4.5mm) — perfect for attaching straps, handles, or hardware loops with a professional look.

Versatile Leathercraft Essential: Ideal for backpacks, handbags, purses, dog collars, keychains, and custom leather goods — easy to sew, rivet, or weld onto leather or fabric.