Interchangeable Insulated Screwdriver Set with Voltage TesterVoltage Rating: 1000VQuantity: 12 PiecesSet Includes:Precision Screwdrivers (10pcs):SL2.0x100mmSL2.5x100mmSL3.0x100mmSL3.5x100mmSL4.0x100mmSL5.5x100mmSL6.5x100mmPH0x100mmPH1x100mmPH2x100mmInterchangeable Handle (1pc):Voltage Tester (1pc): 3.0x70mmFeatures:Insulated Protection: Safe for use on electrical applications