BOLT THREAD PINS BOLT PINS CYLINDER SCREW FIRST SIDE SECOND SIDE DISK SCREW SLOT COLLAR SECOND SLOT SHAFT FIRST SIDE SECOND SIDE TABLE PLATE CAM LOCKS SCAN FITTING RIGID JOINT TWO BLOCK FITTING (LOK-JOINTS) PLASTIC CORNER BLOCK (FIXIT BLOCKS) KNOCK-DOWN JOINTS www.technologystudent.com © 2017 https://www.facebook.com/groups/254963448192823/ WORLD ASSOCIATION OF TECHNOLOGY TEACHERS V.Ryan © 2017