The BORDO 30mm 90 degree 4 flute HSS countersink with universal shank is a precision cutting tool designed for metalworking and fabrication professionals. It is engineered to create clean, accurate countersinks for screw heads and fasteners, ensuring flush and secure fittings.

Constructed from high-speed steel (HSS), this countersink offers excellent durability and cutting performance on a variety of materials including steel, aluminum, and other metals. The 4 flute design enhances cutting efficiency and surface finish quality, while the 90 degree angle is ideal for standard countersinking applications. The universal shank allows compatibility with a wide range of drilling machines and hand tools, providing versatility in workshop and industrial settings.

Key features include:

• 30mm diameter for medium-sized countersinking tasks
• 90 degree cutting angle suitable for standard fastener heads
• 4 flute design for smooth, precise cuts
• High-speed steel construction for long tool life and heat resistance
• Universal shank for broad tool compatibility