Nice combination: you receive 8 stainless steel standoff screw sets, including 8 standoff screws, 8 screws, and 8 expansion screws. This well-matched set provides sufficient quantity for your needs and replacements Appropriate size: 19x30mm. The proper size is easy to use and offers a satisfactory experience. Please confirm the size before purchasing Reliable to use: The standoff hardware is made of stainless steel, ensuring strength, durability, rust resistance, and scratch resistance for long-lasting performance Wide range of application: These wall sign mounting hardware sets are suitable for use in offices, stores, shops, bedrooms, and other indoor or outdoor settings. Ideal for mounting glass signs, acrylic signs, acrylic plates, picture frames, and advertising boards Easy to install: Insert the expansion tube into the wall and secure the standoff screw with a screw. The design helps protect the contact surface. A screwdriver is required for installation Material: Stainless steel Color: Gold Package Contents: 8 * Standoff screws 8 * Screws 8 * Expansion screws Only the above items are included; other products are not included Note: Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement allows an error of +/- 1-3cm