The Zimmer Biomet Headless Compression and Twist-Off Screw System offers cannulated, fully threaded and partially-threaded headless compression screws in 2.5 and 3.5 mm diameters with lengths up to 40mm and solid Twist-Off screws in 2.0 and 2.7mm diameters with lengths up to 15mm and 24mm respectively.
Headless Compression Screws are type 2 anodized titanium for increased strength over stainless steel and color anodized titanium in fatigue strength. The fully threaded Headless screws allows engagement of threads throughout the osteotomy for additional purchase. The Twist-Off screws are color anodized titanium and designed for direction connection to a drill and to twist off cleanly with the screw head contacts the near cortex.