- B&K's patented rotary technology enables the Supermill® to be the fastest production metal framing equipment in the industry.
- The patented cam rotary process is the latest innovation in nearly a half century of rotary punching technology lead by Hill Engineering.
- B&K Rotaries have revolutionized the roll formed steel framing industry, helping to set the industry standard for the Supermill® and Accessory System.
Rotary Punch & Shear