FeaturesEliminates time consuming hand sawing and filing when making keyways for push button switchesUse as a nibbler to make wider or deeper keywaysPunches 1/8 or 3/16 in keyways for 7/8 or 1-7/32 in push button holesManual operationReplacement part 26534 punch, 26538 dieReplacement parts 26534 punch, 26538 die