I found this in the installation papers:

HILTI KB3 (3/4" x 5-1/2")

Minimum concrete thickness: 4-1/4"

Minimum edge distance: 3-3/8"

Minimum anchor embedment: 3-1/4"

Anchor torque: 110 ft-lbs

Minimum concrete PSI: 3000

Maintenance torque: 65 PSI Login to read more.