M3x0.5mm pitch; spanner size 5.5mm; height 2.4mm.
M4x07mm pitch; spanner size 7mm; height 3.2mm.
M5x0.8mm pitch; spanner size 8mm; height 4mm.
M6x1.0mm pitch; spanner size 10mm; height 5mm.
M8x1.25mm pitch; spanner size 13mm; height 6.5mm.
M10x1.50mm pitch; spanner size 17mm; height 8mm.
M12x1.75mm pitch; spanner size 19mm; height 10mm.
M14x2.00mm pitch; spanner size 22mm, height 11mm.
M16x2.00mm pitch; spanner size 24mm; height 13mm.
M18x2.50mm pitch; spanner size 27mm; height 15mm.
M20x2.50mm pitch; spanner size 30mm; height 16mm.