Product: Tungsten Carbide Straight Flute Drill BitsMaterial: Tungsten CarbideType: Imperial, Metric, Non-standardProduct Description: We choose most suitable material for the tungsten carbide straight flute drill bits. Non-standard special design will get good stability, it is high rigidity.It is suitable for high speed feed cutting, you can get better dimensional accuracy and surface finish.This product can be used to process gray iron, ductile iron, aluminum alloy, copper alloy and other materials.The single product will be packed with plastic tube, the out packing is carton box or plywood box.If you have some special packing requirement, we will try our best to meet your requirement.