Features: 1.This mounting kit provides you different types of standoffs with screws and nuts which are most commonly used in projects. 2.Use them to mount circuit boards and help build robots. 3.Put into different compartments of an adjustable compartment parts box. Easy to storge. 4.Transparent parts box, more beautiful. 5.Compatible raspberry Pi/Arduino and their parts. specification: This mounting kit offers you different types of standoffs with plastic screws and nuts in separate compartments of the adjustable compartment box, of which the screws and nuts are the most commonly used screws and nuts in our DIY project. This mounting kit provides you different types of standoffs with screws and nuts which are most commonly used in projects. Use them to mount circuit boards and help build robots. Put into different compartments of an adjustable compartment parts box. Easy to storge. Transparent parts box, more beautiful. Compatible for raspberry Pi/Arduino and their parts. s: 10 * M3*15 + 6mm 10 * M3*20 + 6 mm 10 * M3*30 + 6 mm 10 * M3*10 + 6 mm 10 * M3*8 + 6 mm 50 * M3 * 6 mm 50 * M3 10 * M3 x 10 10 * M2.5 x 11 + 6 mm 10 * M2.5 x 6 mm 10 * M2.5 Package List: 1 * 210pcs Plastic Screws Set Kit