Please use M4 truss or bind head screws. Each drawer part can not be disassembled. The resistance value was calculated with only this product. This product was created in expect of working as same as bonding wire/be in place of it in case when bonding wire would broke. However please be sure to confirm with your actually installed status. Please do not use this as a electrical parts (like a lead line). Please do not clean up grease painted on sliding surface of middle member. Please do not install it onto painted surface for making its electrical conductivity.