The knipex 87 26 vde insulated cobra hightech water pump pliers are professional grade adjustable pliers designed for electrical and plumbing work where live circuit protection is essential. These vde tested pliers combine knipex's innovative cobra push button adjustment system with full electrical insulation, making them ideal for electricians working on installations up to 1000v. The distinctive push button adjustment mechanism allows direct jaw positioning onto the workpiece for fast, single handed operation. With 24 adjustment positions and fine tuning capability, these pliers adapt precisely to pipes up to 50mm diameter and nuts up to 46mm. The self locking action on pipes and nuts eliminates slippage whilst requiring minimal hand force, reducing fatigue during extended use. Built for durability and reliability, the pliers feature specially hardened gripping teeth at approximately 61 hrc for exceptional wear resistance. The box joint design with double guide ensures high stability and precision, whilst the slim head profile provides excellent access in confined spaces. An integrated pinch guard protects fingers during adjustment, adding to the safety credentials essential for professional trade use. Features and benefits bull vde tested for safe use on live electrical circuits bull push button adjustment for fast one handed operation bull self locking grip prevents slippage and reduces required hand force bull hardened teeth at 61 hrc for superior wear resistance and grip bull box joint design with double guide for exceptional stability bull slim head profile for improved access in tight spaces bull integrated pinch guard for operator finger protection specifications adjustment positions 24 capacities for pipes diameter Ø 2 in capacities for nuts 46 mm capacity for pipes, inches diameter Ø 50 mm vde tested yes