ITEM NAME:1/2" Dr. Step Wrench Radiator Spud Wrench Nipple Tank Connection 2019 Descriptio n Description: Material: Cr-V steel Color: silver Packing size: 10X10X10cm Features: â—†1/2in.Dr Step Wrench / Spud Wrench â—†Hexagonal Sizes : 10 | 11 | 12.5 | 16 | 21mm ,3/8 | 7/16 | 1/2in. â—†Fits for use on â—†Radiator valve trails / lugs / nipples â—†and tank connectors etc. Package included: Step Wrench*1 Note: 1.As different computers display colors differently, the color of the actual item may vary slightly from the above images. 2.Please allow 1-3 CM differs due to manual measurement. Thanks for your understanding. We offer you what you need! Step wrench.Dr Step Wrench / Spud Wrench. Step Wrench 1. Step wrench. We'd like to settle any problem in a friendly manner. â—†and tank connectors etc. â—†Radiator valve trails / lugs / nipples. We want to make sure you are happy with our item.