1 2 20 x 2 bolt July 8, 2019 16 32 64 128 1 4 20 x 2 bolt 1 2 20 x 2 carriage bolt 1 2 20 x 3 bolt 1 2 x 20 bolt torque 1 2 20 x 6 bolt 1 2 20 x 5 bolt 1 2 20 x 7 bolt 1 2 20 x 8 bolt 1/2 - 13 bolt
