GoldEdge has released a new line of cryogenic drill bits that feature Increased wear resistance and greater torsion strength. Designed to drill through work hardening grades of stainless steel and other hard to drill materials, GoldEdge drill bits are built to take on jobs in the construction, maintenance and metal working industries. They feature a 135 degree split point design that instantly centers upon contact with no need for center punching. In addition, the 3-Flat shank eliminates chuck slippage, making it suitable for use in hand-held drills.