Top-up your Makedo with this combo of SCRU and SCRU+. With a mix of more reusable SCRUs in your Makedo kit you can make more things, make with more complexity and collaborate with more makers. SCRU Connects up to three layers of corrugated cardboard. SCRU+ Connects up to six layers of corrugated cardboard. Attach 3D printed 'things'. Note: This is not a stand-alone kit. You will need a SCRU-DRIVER or MINI-TOOL to use the SCRU parts. 160 pieces. Contents: 120x SCRU 40x SCRU+