ITEM NAME:120 Pcs Twist Drill Set, High Speed Steel Mini Drill Bit And 1 Pcs Automati E6K6 120 Pcs Twist Drill Set, High Speed Steel Mini Drill Bit And 1 Pcs Automati E6K6 This twist drill kit is suitable for drilling wood, non-ferrous metals, cast iron, angle iron, plastic, low hardness steel and aluminum alloy. The drill bit is made of high speed steel with titanium surface, high hardness, good wear resistance and durability. The mini drill set is suitable for drilling wood, non-ferrous metals, cast iron and hard plastics and is also very suitable for DIY. Brass Automatic Punch:Marks workpiece with a dimple, creating a starting point that prevents screws and drills from wandering. Mounted on the mini drill chuck, Used with needle wrenches or low speed drills. Color: gold Material: steel Package Included :20 * 1.0mm Twist Drill Bit 20 * 1.5mm Twist Drill Bit 20 * 2.0mm Twist Drill Bit 20 * 2.5mm Twist Drill Bit 20 * 3.0mm Twist Drill Bit 20 * 3.5mm Twist Drill Bit 1 * Automatic Center Punch