Punch Down Blade, Blade Configuration Terminate/Cut, Compatible Manufacturer Model Number VDV427-300, Compatible Block Type 110, Compatible Product Type Punch Down Tools, Includes Extended Reach Blade, Number of Ends Single-Ended, Product Type Extended Reach MIM Punchdown Blade, Reversible Blade Yes, Special Features Compatible with Most Bayonet Style (Twist & Lock) Socket Punchdown Tools, Extended Length