UFURMATE Black Brass Invisible Hinges, 30Pcs M4 x 20mm, Unique Concealed Design, Easy to Install, Perfect for DIY Jewelry Box

• 【Durable Material】The barrel hinges is made of solid brass, with finely machined, which is sturdy and durable.
• 【Concealed Design】The cylindrical barrel hinge is small, and it will not be too obtrusive to install on the box and will not affect the beauty of the box.
• 【Easy to Install】Just drill holes in the upper and lower lids of the box and insert hinges to connect the upper and lower lids.
• 【Wide Application】Perfect for DIY making all kinds of wooden boxes, jewelry boxes, gift boxes, etc.
• 【Package Includes】You will get 30 pcs M4 x 20mm black brass hidden cylindrical barrel hinges with a small storage box.

High-Quality: The barrel hinges is made of solid brass, with finely machined, which is sturdy and durable. Unique Design: The cylindrical barrel hinge is small, and it will not be too obtrusive to install on the box and will not affect the beauty of the box. Convenient & Practical: Just drill holes in the upper and lower lids of the box and insert hinges to connect the upper and lower lids. Versatile: Perfect for DIY making all kinds of wooden boxes, jewelry boxes, gift boxes, etc. Specification: *Material: brass *Size: 20*4mm *Package Content: 30 pcs barrel hinges *Weight: 59g *Color: black Note: Please allow 1-2mm error due to manual measurement. If you have any questions, please feel free to contact us, thank you very much for your understanding and cooperation!