About this 3D model

Set of SHCS Bolts to use in the real world!!! Based off ISO 68-1 M4x0.70 - 25mm/50mm/75mm M5x0.80 - 25mm/50mm/75mm M6x1.00 - 25mm/50mm/75mm M8x1.25 - 25mm/50mm/75mm M10x1.50 - 25mm/50mm/75mm M12x1.75 - 25mm/50mm/75mm Work in Progress, adding more all the time.... requests?