Durable chrome vanadium construction. ProTouch™ grips provide extra comfort and reduces hand fatigue. English and metric scales (in. on front mm on reverse) are handy for sizing nuts pipe and tube diameters. Perfectly parallel jaw surfaces grip safely and reduce possibility of damage. Non protruding jaw with thinner jaw profile permits easier use in more confined spaces. Ergonomic handle is wider for more comfortable grip. Extra wide capacity. Hang hole for easy wall storage. Meets or exceeds ANSI specifications.