Summary: a 5mm bit Glues required are spray impact adhesive Stikatak runny super glue and 12 minute epoxy Please observe safety precautions R C Equipment R C Equipment The R C Equipment used in the prototypes consisted of two metal gear micro servos HS81MG 85MG a 2 3 AF size Rx flat Nicad pack plus a JR R700
Image Dimensions: 215 x 149
Image originally found here.