this work, hereby publish it under the following license: English Screw. Heptagon External author name string: Andrew Pertsev Wikimedia username: Andrew Pertsev...
this work, hereby publish it under the following license: English Screw. Heptagon External author name string: Andrew Pertsev Wikimedia username: Andrew Pertsev...
work, hereby publish it under the following license: English Screw Head. Heptagon External author name string: Andrew Pertsev Wikimedia username: Andrew...
work, hereby publish it under the following license: English Screw Head. Heptagon External author name string: Andrew Pertsev Wikimedia username: Andrew...
Other versions Heptagon External screw, jpg Heptagon External head scheme, svg Heptagon Internal screw, jpg Heptagon Internal head scheme, svg, this file...
