BP1031 Step Twist

The steel flat 5/16 x 3/4 inch and 5/16 x 1-1/4 inch and 3/4 inch square. The length is according to the amount of steps you want to do.

The fly press is 100 years old 20 tons. The fuller on the press is 1/4 inch thick.

The rosebud.

Adjust the depth of the fuller to 5/16 to 3/8 inches.

Straightening with a wooden mallet on a steam of wood.

Repeat. In this case 7 times .but it can be more or less.

Hold the bottom part in the vise. Heat the fullered point with the rosebud and twist with the twister half a turn (180 degrees).

Repeat until finish and straighten with the mallet.

The same operation is done with the square steel. But you fuller from both sides of the diamond to get the connecting nipple in the corner. When you change sides, you get the other one in the opposite corner, and so on to the end. The twisting is done the same.

Samples of different depth and size of the fuller. The fuller size the depth and the steel are end less.