Klein Tools 32288 Insulated Screwdriver, 8-in-1 Screwdriver Set Interchangeable Insulated Screwdriver Set with an insulated handle, 5 interchangeable insulated , and a carrying pouchIncludes tip sizes: two #2 Phillips, two 1/4-Inch Slotted, one #1 Phillips, one #1 Square, one #2 Square, and one 3/16-Inch SlottedSecurely and easily release the with a quick twist of the lock collarInterchangeable with a slim-tip to fit tight terminal blocksHandle and have a 1000-Volt insulation rating and meets or exceeds ASTM F1505 standard for insulation