So, it increases the wear resistance of the bits and allows for a longer lifespan. For a cleaner drilling operation, the bits have split point tip design that is angled at 118 degrees.
#STEP DRILL BIT SET PROFESSIONAL#
To ensure outstanding durability, these high-speed steel bits are titanium coated that also helps reduce friction, retain sharpness for a long time and run cooler than ordinary bits.įrom professional HVAC work to home DIY projects, these bit sets are ideal for processing different kinds of diameter holes.
#STEP DRILL BIT SET INSTALL#
You can also install them on a household lithium-ion drill for drilling wooden or plastic boards. The hole surface that the bits create is smooth without burr. This step bit set comes with an automatic punching needle that can be used to precisely locate the reaming hole and is convenient to use. Our second pick is a COMOWARE step drill bit set that can be used for drilling PVC, plastic, wood, metal, and aluminum. The box can also be used to transport the bits, which is a must-have for HVAC lovers and DIY enthusiasts. Finally, it comes in a well-organized box that you can use to store the bits securely. However, keep in mind that these are not compatible with a hammer drill.Īlso, you should not set the drilling speed too high or else it will damage the cutting edge. Compared to conventional bits, they are nearly impossible to snap. The holes are smooth and round, and thanks to the two-fluted design, you will get faster cuts every time. These bits can drill sheet metals like a hot knife on butter. Since the drill bits are cobalt with titanium coating, they can retain their sharpness for a long time.
That’s the perk of owning a stepped bit because they can drill holes of various sizes. With the package, you will get five pieces of step drill bits, which can easily replace 50 different drill bits. The bits are made from high-speed cobalt steel and have a titanium coating that ensures outstanding sharpness and durability. They work really well on thin material, but that doesn’t mean they lack the toughness for thicker materials. There are a lot of applications where this set would be the right tool for the job. These are also known as Uni-bit, and if you can only afford one set, these may be the best step drill bit sets for you.
If you want to drill smooth holes on metal, you can rely on the CO-Z step drill bit set to provide faster and smoother holes.
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