TorqueControl TorxPlus® Blade Set, 8 Piece. Includes: TorxPlus® IP7, IP8, IP9, IP10, IP15, IP20 & TorqueVario-S handle 10-50 In/lbs. Blade on a narrow 5/32" Hex shaft. High alloy CVM steel, hardened, satin hard chrome finish. Ergonomic multi-component handle, light and compact. Handle sizes proportioned to optimize torque range. Audible & perceptible click when torque setting has been attained. Includes certificate of calibration. In durable canvas pouch.