By A Mystery Man Writer
Grappling Hook From Construction Rebar : 4 Steps (with Pictures) - Instructables
Retractable Grappling Hook Launcher : 6 Steps - Instructables
Tubing Roller-Bender From Scratch : 36 Steps (with Pictures) - Instructables
Docking Station, Retractable Cords & Working Handset for Your Cell Phone Built From an Old Phone. : 19 Steps (with Pictures) - Instructables
Adding HML650 Retractable Landing Gear to HK X650F Quadcopter : 5 Steps - Instructables
Self-Retracting Fish Hook : 3 Steps - Instructables
How to Stealthly Adapt a Common Orthopedic Cane for Self Defense : 5 Steps - Instructables
Self-Retracting Fish Hook : 3 Steps - Instructables
How to Make a 3 in 1 Tripod : 13 Steps (with Pictures) - Instructables