How to use this animation

Rotat­ing the Dry­wall bead

Click, hold and drag the ball in the bar below the play­ing box to con­trol the dry­wall bead rotation.

Zoom­ing in on the Dry­wall bead

Click directly on the dry­wall bead to zoom in and out [Note there are two lev­els of zoom­ing]. Click and hold the dry­wall bead to move the zoomed in image around within the play­ing box.