ITEM NAME:5mm Stainless steel wire brush die grinder shank power rotary drill tool 15pc OZ Features: 100% brand new. This Pencil Polishing Brush is great to use for polishing and finishing step. Used widely in aerospace, plant maintenance, foundry, automotive, metal fabrication and shipyards. Material: Stainless steel. Wheel Brush Diameter: 5mm (0.20" approx). Shank Length: 40mm (1.57" approx). Shank Diameter: 3.17mm (0.12" approx). Package List: Steel Wire Pencil Brushes X 15pcs Note: 1. Please allow 1-3cm error due to manual measurement. 2. The colors may be different for the different display, please understand..Shank Length: 40mm (1.57" approx). This Pencil Polishing Brush is great to use for polishing and finishing step. Material: Stainless steel. Steel Wire Pencil Brushes X 15pcs.