* Use a stem adapter (#674 & 380) to install the speed reducer in a drill chuck. Choose the appropriate stem adapter thread size (3/8" or 1/2") to match your speed reducer.
** Input shaft thread reducer converts a 1/2-20-UNF speed reducer to a 3/8-24-UNF thread.
*** Holesaw Adapter allows use of conventional holesaws with 5/8-18-UNF threads. Includes a 1/4" pilot drill.
**** (NOT Included With Evergreen 1/2" Speed Reducer Assembly #673)
***** Selecting A Drill Ring: We offer various drill rings which allow the Holecutting System II to be used on a variety of common drill motors. Contact us for the correct drill ring.
