EBI Stage Drill, Tin Coated, 9 Stages, Shaft Diameter 10mm, 5-21, LB521G, 1 Piece

Catalog number: LB521G Features: ●One drill can be used for drilling, enlarging pilot holes, correcting and chamfering a variety of diameters. ●Cobalt high-speed steel is used for excellent sharpness and life. ●The blade has been specially processed and uniquely polished, so there is little resistance during operation and it is excellent in sharpness and chip removal. ●The drill has little lateral slippage, has excellent bite into the workpiece, and does not require a center punch. ●There is little back burr, reducing the amount of deburring work required after drilling. Applications: ●Workpiece: Steel plate, wood, plastic, stainless steel, etc. (Do not use on heat-treated metal plates.) Specifications: ●Step width (mm): 5 ●Number of steps (steps): 9 ●Shank shape: Straight shaft (three-sided chamfer) ●Shank diameter (mm): 10 ●Drilling dimensions (φ): 5, 7, 9, 11, 13, 15, 17, 19, 21 ●Total length (mm): 81 ●Surface treatment: Titanium coating Material/Finish: ●Cobalt high speed steel Set contents/Accessories: ●None