This CLHT1011 is a double sided tool. One side of CLHT1011 is used for screwing the Clinsert into position. The design of CLHT1011 ensures the Clinsert is inserted at optimal depth. The other side of CLHT1011 is used to drive in the Clins into the parental material. The CLHT1011 is used to install CLH1011 CLHL1011 If you need to install your inserts in very hard parent material such as titanium, You should use the installation tool together with the broaching tool: BT828-4