Those mini Tweezers are recommended for Mega Volume and Russian Volume techniques.
While Excellent for shimmying or boomerang Technique, they work great with all 15 fanning techniques.
Because each tweezer is hand finished, each will be slightly unique and therefore have a slightly different “Sweet Spot”. Recommended pickup for these tweezers is usually 4mm - 6mm in from the tip. This tip is created to be more durable than a standard J tweezer. Excellent for picking up very fine 0.03 and 0.05mm lashes, up to 20 lashes.