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