Jutanugarn hit 2 - iron and 3 - wood off the tee on the driving holes .
Jutanugarn had seven birdies in an 11 - hole stretch Saturday on the tree - lined layout .
Hitting 2 - iron and 3 - wood off the tee on the driving holes , Jutanugarn had seven birdies in an 11 - hole stretch Saturday on the tree - lined layout .