... :4" 3.X type 4.used for grinding things We have the following workshops: 1. Workshop 1: diamond electroplated products: diamond burrs ... margin trowels, notch trowels, measuring tapesspirit levels, traffic cones, safety protection products, etc. Company instruction:We have been engaged in tool exporting ... of DIY tools to Japan, Germany, the USA and Australia X Type Grinding Wheel 4"