Variants 1, 2, 3 are 8x15mm. The smaller hole at one end has a diameter of 3.5 mm and the larger hole at the other end is 5.7 mm.
Variants No. 4, 5, 6 have dimensions of 9 x 15 mm. The smaller hole at one end has a diameter of 5.5 mm and the larger at the other end is 7.7 mm.
Smaller pulling hole at one end has a diameter of 3.5 mm and larger on the other end 5.7 mm.