Chrome vanadium steel with reversible ratchet head. Knurled adjustment handle and locking ring for precise torque settings. Manufactured in accordance with EN ISO 6789 and DIN 3121. Accuracy +/- 4%. Range 28 - 210Nm and resolution 1Nm. Includes 125mm extension bar, 1/2" - 3/8” drive adaptor (202Nm max) and storage case.