Be confident in your purchase, we are a certified MADI Dealer. How cool is that?? Features: Integrated replaceable wire brush for cleaning conductors to make better connections. Available here. Brushes up to 1000 MCM Conductor High Grade Stainless Steel for Maximum Durability and Sharpness Blade locks in open position and can be closed when not in use Blunt tip blade Over Molded Comfort Handle for Superior Grip The Madi BrushBlade Lineman's Knife maximizes safety while being easy to open with gloves on.