Black Oxide Drill Bits For Metal

This cobalt makes up part of the steel blend so the hardness of the bit doesn t wear off with a coating like titanium bits.

Black oxide drill bits for metal.

It runs throughout the. Black oxide bits last up to 50 longer than standard hss bits. They last longer than basic hss bits and work well on a variety of materials including metal hardwood softwood pvc and fiberglass. We hope we ve been able to help you understand the differences in black oxide titanium and cobalt drill bits.

Black oxide bits have a high level of durability it stays at 50 longer than other bits. The 135 split point tip delivers a precision start and prevents walking for fast accurate holes. Black oxide drill bits are constructed by heating hss bits to 950 degrees fahrenheit. Clearly the best drill bits for hardened metal or steel come with a cobalt blend.

Best drill bits for hardened metal or steel. So many people use black oxide bits to work with steel aluminum copper oak brass maple mdf pvc acrylic poly carbonate nylon and many other sturdy materials. The question of drill bits black oxide vs titanium comes down to the materials you re working with and your cost. First it is due to the rust and corrosion are not dangerous for this type of drill bits.

Black oxide drill bits. Black oxide drill bits. They offer superior durability and speed. Black oxide drill bits are essentially hss bits that have been heated to about 950 degrees fahrenheit to create a black oxide finish.

The triple tempered black oxide finish coating offers really high lubricity to minimize heat accumulation and extend the life of the bit. Black oxide drill bits use superior resilience and speed for many general purpose drilling applications in wood metal and plastic. This creates a black oxide finish that will resist rust and corrosion and also reduces the friction between the bit and the material which in turn speeds up the drilling process. These cobalt drill bits use an alloy including 5 8 cobalt.

Many pros find they get years of use from them and consider black oxide bits the best general purpose drill bits you can buy. Effective for drilling on curved surfaces milwaukee thunderbolt black oxide bits require less effort to drill through metal wood and pvc and are highly recommended for use with portable drills. Black oxide coated hss drill bits have a finish designed to help resist corrosion and increase durability. Black oxide drill bits.

Black oxide drill bits are best used in case of metal jobs like steel copper aluminum oak brass maple mdf etc.