<b> 【Product description】</b> <br> ● Material: Brass + 304 Stainless steel<br> ● Quantity: 160 pieces of spacers screws nuts<br> <b> 【Feature】</b> <br> ● Popular Size: As a reason of Raspberry Pi HAT design: GPIO Pin connection (Expansion board) is about 11 mm high and the screw hole diameter is 2.75 mm, this spacer & screw & nuts pack is a perfect installation tool for Raspbery Pi 4 Model B, Raspberry Pi 3 Model B+ / 3B / 2B /B+/3A+/A+.<br> ● Widely Applications: With the broad spectrum of length, thread, and girth, this collection of screws should be almost universal and cover most hardware DIY projects for desktop computers and some electronics.<br> <br> <b> 【Package Included】</b> <br> ● M2.5 Stainless steel nuts, 40 pieces<br> ● M2.5 x 5mm Stainless steel screws, 40 pieces<br> ● Brass male-female standoff M2.5 x 5 mm + 5 mm---- 20PCS<br> ● Brass female to female standoff M2.5 x11 mm------ 20PCS<br> ● Brass male-female standoff M2.5 x 11 mm + 6 mm---- 20PCS<br> ● Brass male-female standoff M2.5 x 20 mm + 6 mm---- 20PCS<br> <br> ● Note: the product are small parts, keep away from children and kids.