Open-End Wrench,12 mm, Series Not Applicable, Compatible with Grainger Part Number 13F656, 13F661, 13F662, 13F663, 13F664, 13F676, 25H821, 25H841, 25H842, 25H843, 25H845, 25H847, 25H849, 25H892, 25H893, 25H894, 25H937, Product Type Open-End Wrench, Compatible with Manufacturer Part Number 40352, 40353, Compatible with Series Not Applicable, Compatible with Brand Dynabrade