 |
 |
 |
|
From the Preface:
The Benfield technique works with any make of bender that may be found on any job. It works with hand-hickeys, electrically powered hydraulic tools and/or mechanically powered benders. The formulas work even if bends are made in the crotch of a tree or a hole in a wood block. |
|
|
|
|
|
|
|
|
