Proto Wrench, Standard, Adjustable Wrench, 4-15/16 in Wrench Opening, 18-1/8 in Overall Length, 2-3/8 in Jaw Width, Plain Grip Handle, Alloy Steel Body, Tether Ready: Yes, Specifications Met: ASME B107.100-2010/AS4984A/TAA Compliant, Measurement Scale Included: No, Alloy Steel, Polished Chrome

ITEM FEATURES:

• Wrench meet and exceed stringent aerospace specification AS4984A which requires tool to have a thicker nickel chrome coating for greater corrosion resistance
• Extra wide jaw capacity
• Square jaw opening provide strength and tight fit