Ronix Step drill bit RH-5901

  • MVR 100.00
    Unit price per 


-Step design enables multiple-diameter drilling with only one bit

-step drill bit with 2-flute design for drilling in steel, stainless steel, copper, aluminum sheets

-Made of high-speed steel and titanium coated for more durability and long life

-3-flat shank prevents slipping in drill chuck

-Various drill sizes:4mm/6mm/8mm/10mm/12mm/14mm/16mm/18mm/20mm

-New Speed Point tip for fast penetrate and prevent drill bit walking

Let the torque do the job!

The Ronix RH-5901 Step Drill Bit is not just versatile and durable but also highly efficient. Its unique design allows you to drill multiple hole sizes with just one bit, saving both time and money. The step design of the bit gradually increases in diameter, making it ideal for creating holes of different sizes without having to switch between bits. In addition to its efficiency, the Ronix RH-5901 Step Drill Bit is made of high-quality HSS materials that make it long-lasting and reliable. You can use it on a range of materials including steel, stainless steel, copper, aluminum sheets, and more. Its maximum material thickness of 4mm makes it perfect for thinner materials.

The Ronix RH-5901 Step Drill Bit is an ideal choice for drilling into steel, stainless steel, copper, and aluminum sheets due to its 2-flute design, as mentioned before. Measuring 74mm in total dimension, this drill bit is versatile enough for a variety of projects, making it suitable for both novice and experienced users.

Detailed Description

Ronix RH-5901, 74mm Step Drill Bit:

With a cutting angle of 125˚, the Ronix RH-5901 Step Drill Bit is designed to efficiently drill into metal without causing any damage to either the bit or the material. Its 8mm shank size ensures compatibility with all drills, while the triangular design promotes stability and prevents slippage during use. Furthermore, the straight flutes of this drill bit ensure that your drilling experience will be smooth and easy. It has a non-slip shank that makes it compatible with most drills and prevents slipping during use. For additional information on the Ronix RH-5901 Step Drill Bit, read on.


From a durability standpoint, Ronix's RH-5901 Step Drill Bit is in a league of its own. Featuring HSS material construction, this bit can withstand high temperatures without losing its structural integrity. A titanium coating adds extra stability to the drill bit as it navigates through the metal sheet. The RH-5901 has nine steps that allow for drilling holes with multiple diameters, making it well-suited for metalwork projects.


Crafted from high-speed steel (HSS) material, the Ronix RH-5901 Step Drill Bit boasts a step design that allows for multi-diameter drilling using just one bit. This unique design includes multiple steps, resulting in a range of drill sizes from 4mm to 20mm, including 4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, and 20mm.


The Ronix RH-5901 74mm Step Drill Bit is supplied in a blister card.


Model RH-5901
titanium coating
Drill Size
Steps number
9 steps
Shank Type
Shank size
Cutting angles
Flute Type
Flute number
Maximum Material Thickness
Total dimension
Supplied in

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