The Platinum Tools 13004 110 EZ-Data Punchdown Blade provides a new level of performance when punching down 110 style cross connect blocks and keystone jacks. It features a precision ground, replaceable cutting knife manufactured from medical grade stainless steel. The sharper cutting profile of this knife provides the technician with a far better wire cut than the traditional "chisel" style cut of other blades. Start every job with a new cutting knife for faster and better terminations. Knives are easily replaceable with a standard phillips screwdriver.Lower cost, replace just the cutting knives, not the complete blade.