Key Features

【Versatile Drilling & Chamfering】: Combines reaming and chamfering in one tool, supporting both 90° and 180° angles for improved processing efficiency in metal and non‑metal projects. Suitable for tasks requiring precise hole finish and edge smoothing.
【High-Strength HSS Construction】: Crafted from high-speed steel, the spiral step drill offers long lasting sharpness when working on materials up to 30°, including cast iron, tool steel, copper, aluminum, alloy steel, and die steel.
【Precise Step Design】: Counterbore Twist Step Drill Bit structure enables multiple hole sizes in one bit, fitting M5, M6, M8, and M10 applications, reducing the need to change tools and saving workshop time.
【Smooth Spiral Mechanism】: Spiral flutes enhance chip removal and reduce heat buildup during drilling, providing cleaner holes and forestall‌ burr formation, safer handling and a clean work environment.
【Single-Piece Convenience】: Includes 1× Spiral step drill bit in black finish, general fit for drilling and chamfer projects, easy to store and carry for on-site or workshop use without occupying extra tool space.

Product Description

Features: *The drill has 2 functions of reaming and chamfering, which can improve the processing efficiency, and the second stage angle is 180 degrees or 90 degrees. *For , for drilling 2 holes, the installation of six angle nut, ., can replace more than drill. *The countersunk head is made of HSS, which can process metal or non-metal products below 30 degrees for,such as cast , tool steel, copper and aluminum, alloy steel, , die steel and so on. *Due to batch reasons, the total length may be different, which does not the use. Specifications: Product name: Spiral step drill bit Material: HSS Color: Black Optional Degrees: 90, 180 Optional Size: for M3,, M5, M6, M8, M10, Suitable for: Drilling, Chamfering Quantity: 1 Pc Package Contents: 1× Spiral step drill bit

90/180 Degree HSS Spiral Step Drill Bit for Metal Drilling and Chamfering, Counterbore Design(M8*180 Degree)

Key Features

Product Description

Deals from Generic