| http://www.w3.org/ns/prov#value | - end face along a respective third flat side wall for a length at least equal to a depth of each of said screw fastener driving socket slots, said driving section further including a portion of said polygonal shank adjacent to said drive fins, said drive fins and said adjacent polygonal shank portion being complementary in shape to, and dimensioned to be snugly received in, said polygonal driving
|
