Wiha Insulated TorqueVario 8-Piece Bi-Material Handle Insulated Multi-Bit Screwdriver SetWIHA insulated TorqueControl with SlimLine blades 8 Piece set Torque range is 10 to 50 In. pounds with adjustable handle, adjustment tool, 6. 0 mm SlimLine blade holder, handy storage carry pouch Each tool individually tested at 10,000 V AC and approved for 1,000 VAC, meets IEC 60900 specification Audible and perceptible click when the pre set torque has been attained Quality and accuracy guaranteed to 5000 cycles or 1 year in compliance of EN ISO