Micro Guide System Adjustable guide length. Each Micro Guide comes with 2 screws. Mating Guide: Pedestal Diameter 3.5mm Ex C313 Standard Guide, C315 Standard Guide. Double Guide C235G-5 series Installation Step 1 Place Micro Guide on the prepared area of skull. Mark and drill the three holes - One for the Guide and two for the Micro Guide tabs. Step 2 Add a drop of Loctite to the threaded part of the Guide Cannula, Step 3 Screw the Guide with Dummy Cannula into the Micro-Guide and adjust to the desired depth below the pedestal. Let set for 30 minutes so the Loctite can dry. Step 4 Deposit dental cement (glue) to the bottom of the Micro Guide and place assembly on the skull, Screw the tab set screws into the skull and let dry for thirty minutes. *Picture use with C313G Guide Mating Internal C313LI/SPC(28) Mating Dummy C313DC. C313DC(LG) C313DC/1(SM). C313DC/1/SPC(SM) Mating Tubing C313CT(PE50)10FT/SKG. C313CT/SPC(PE50) Mating Cap 303DCFT 303DC 303DCA 303DC *NOT FOR HUMAN USE*