General description Sealey AK623 Premier Calibrated Micrometer Torque Wrench is designed for precision and durability, making it suitable for daily professional use. This tool features a heat-treated steel ratchet head and is fully hardened and tempered for enhanced strength. It is chrome plated to resist corrosion and comes with a calibration tolerance in accordance with BS EN ISO 6789-1:2017. Each wrench is individually tested and supplied with a numbered test certificate. Technical specifications Range: 20-110 Nm (15-81 lb.ft) Micrometer type torque range adjustment with scale graduated in both Nm and lb.ft Heat treated steel ratchet head Other information Flip reverse ratchet mechanism Supplied in a storage case Lifetime guarantee* Model No. AK623