Description Product Reviews Klein Dura Blade Combination Punchdown Blade 110/66 Dura-Blade is manufactured using metal injecting molding (MIM) technology for better quality, durability and performance. Precise cutting-edge for clean, accurate wire insertion, termination and trimming. Dual 110 and 66 cut and terminate ends for versatility. Easy blade insertion with bayonet-style (twist & lock) form factor. Compatible with most bayonet style (twist & lock) socket punchdown tools See our Cushion-Grip Impact Punchdown Tool Kit (VDV427-822) for everything required to install and maintain 110 and 66 panels, cross-connect systems and wall jacks. 0 Reviews Hide Reviews Product Reviews