Klein Tools' 4-Inch Extra-Capacity Adjustable Wrench is made of forged, heat-treated alloy steel for maximum strength and light weight. Jaws are precision-machined to ensure smooth operation. Contoured, plastic-dipped handles make them easy to grip and comfortable to use.Features Large loop hole in the handle for tethering or hanging on a peg Adjustable Wrench with extra capacity and smaller size for jobs in confined spaces Extra Capacity Jaw; Forged Steel; Laser Engraved SAE and Metric Scales; Soft Dipped Grips; Hang Holes Contoured dipped handle for extra grip and comfort Made with alloy steel to handle the torque and wear of tough jobs Forged heat-treated alloy steel ensures maximum strength and lightness for optimum performance Chrome plated for maximum rust resistance Easy to adjust knurls for smooth, single-handed operation Warnings Do NOT extend handle length. Always wear approved eye protection. Do NOT push or hammer wrench. NOT insulated. Plastic-dipped or slip-on plastic handles are NOT intended for protection against electrical shock. Jaw Capacity: 0.59 in (1.5 cm) Overall Length: 4.25 in (10.8 cm) Overall Width: 1.25 in (3.2 cm) Overall Height: 0.36 in (0.9 cm) Weight: 0.14 lbs Material: 6140 Forged Steel Handle Finish: Plastisol Dipped Handle Color: Orange Pantone 165C Reversible: Yes Standard: ASME B107.100 Type: Adjustable Wrench DownloadsSpec Sheet