VERMONT GAGE DIVISION 211218030

16mm Hex Size Tool Steel Go & No-Go Plug Gage Assembly w/Handle. Inspects Hex Wrench Opening Per ANSI/ASME B107.17M Tool Steel 60/62 HRc. NIST Traceable. Certificate of Accuracy Included. These Vermont Hex Gages are perfect for inspecting Hex Wrench openings per ASME B107.17M (Inch & Metric) standard. At checkout, in the 'Additional Instructions' field, you may include up to 25 characters of custom handle marking at no additional charge. Vermont Gage USA Part #211218030