Turbo Lap TLL-03 and TLL-07 Differents between them

The TLL-12 has a Yellow trail cap and is a 1.2mm Stroke that is more aggressive with a speed at about 19000 rpmThe TLL-07 has a Red trail cap and is a .7mm Stroke and is the more popular one at a speed of about 28000 rpm The TLL-03 has a Blue trail cap and is a .3mm Stroke, used for small intricate work and has a higher speed at about 52000 rpm