Do this until it bends toward the form block and achieves your desired angle gradually and evenly.
Bending metal siding.
Rolling utilizes a die which is sized according to the desired radius of the metal sheet.
Rolling can produce a maximum bend of 360 degrees in most forms of metal.
Some metals such as steel can be heated prior to rolling to promote an elastic effect.
Use a saw or snips to cut the coiled siding to length.
Monkeys spinning monkeys by kevin macleod.
Align the siding s bend point with the hinged joint of the homemade brake.
Lay a piece of scrap wood on top of the metal and clamp the scrap lumber the metal and the bottom hinged board to the work surface.
Your tapping should start at one end of the evolving bend.
Bend the metal with your mallet.
Simple sheet metal bender using a hand roller clamps and plywood.