Chance's PISA® Anchor Installing Tool Systems consist of: Kelly Bar Adapter, Torque Indicator, Locking Dog Assembly and Drive-End Wrench Assembly. The Standard Drive-End Wrenches (orange tipped) install 8000 or 10,000 ft.-lb. (small hub) Tough One® Anchors. 4000 ft.lb. standard-strength PISA Anchors or 6000 ft.-lb. mid-strength PISA Anchors. Hybrid Drive-End Wrenches (yellow tipped) install 8000 ft.-lb. (large hub) Tough One® Anchors, 6000 ft.-lb. PISA 6 Anchors and 7000 ft.-lb. PISA 7 Anchors. Tough One® Drive-End Wrenches (red tipped) install 8000 & 15,000 ft.-lb. (large hub) Tough One® Anchors and 1-1/2'' core anchors. Drive-End Wrenches & Extensions are available in 3-1/2' and 7' lengths.