Weiler 4" Mini Roughneck Stringer Bead Weld Cleaning Brush is suitable for cleaning root and hot passes and reaching into corners. 5/8"-11 nut for use on right angle grinders. This product is clamshell packed for retail sale. Engineered and manufactured to maximize performance and minimize operating costs in the most demanding surface conditioning applications. The use of superior construction, the highest quality materials and the most stringent manufacturing processes deliver the lowest cost-of-use and most consistent performance in heavy production environments. Weiler industrial grade items are available in highly visible packaging, ready to hang on a display. Customers can see products and compare specifications, enabling them to easily pick the right product for the job. Package labeling includes important technical information and UPC bar codes. A multi-lingual safety slip is included with all products, providing comprehensive information on the safe use of the product.