Dapetz ® 10 x HSS Metric Jobber Drill Bit for Stainless & Hard Steels. Drills. (4.5mm Drills) Metal Plastic Wood Dry Resistant Black Non Ferrous Metals, Plastics, and

Made from HSS-R roll-forged 4341 high-speed steel for durability and precision. General-purpose jobber drill bits suitable for various materials and applications. Ideal for drilling steel, aluminum, non-ferrous metals, plastics, and wood. Recommended to use a cooling agent and slow speeds for optimal metal drilling. Black oxide coating provides dry rust resistance, extending the life of bits., Weight: 0.28219169536 Pounds, Manufacturer: Dapetz