"LENOX" DRILL SNAP BACK ARBOR *T2 *3/8" hex shank *5L *Faster and easier to engage/disengage hole saw *Drives off pins not threads *Prevents hole saw from locking on arbor *Arbor threads directly into all hole saws *Easier plug removal *For use on hole saws 9/16" to 1-3/16" *Replaces Ace No. 2005023