Thin profile, sealed, teardrop head design offers improved access and durability for highly effective application Product Features:Torque accuracy of +/- 3% CW between 20% and 100% of wrench capabilityMeets or exceeds ISO 6789 and ASME B107.300-2010 standards and specificationsPull adjustment collar feature allows you to make quick and easy torque setting changesScale markings are highly visible and easy to read