GEARWRENCH 85077 1 2 Inch Drive Electronic Torque Wrench. 30 340 Nm (Pack of 1) PWP 48 Inches) DURABLE MATERIALS CPS UVMINI 48 Inches) DURABLE MATERIALS Made from Chromium Molybdenum Alloy Steel for high strength and durability while having anti corrosive properties TOOL ORGANIZATION Sizes are stamped for permanent and easy identification of size SUPERIOR DESIGN Heat treated through oil quenching with a matte black oxide coating which creates a tough durable exterior and superior inner core strength for a lifetime of professional use PEACE OF MIND Purchase with confidence backed by the Genius Tools Limited Lifetime Warranty against manufacturer defects ANSI STANDARDS Meets or exceeds the standards established by the American National Standards Institute PROFESSIONAL GRADE Genius Tools are designed and made for use by professional technicians and built to perform over a lifetime of heavy use Item model number : 21910 Handle vibrates Multiple alerts when the target torque is reached prevent over torqueing of bolts