offering also includes machining (broaching, drilling, milling and grinding) as well as laser machining. The joining of the two pliers shanks - typically by riveting – is followed by repeated heat treatment (heating and tempering) as well as various surface treatments (chrome-plating, painting, polishing). KNIPEX Tools LP KNIPEX Tools LP is the North American Sales, Manufacturing and Marketing branch of KNIPEX. Located in Arlington Heights, Illinois the company supports their markets in the United States and Canada with a professional sales, marketing, customer service and administrative staff. Knipex Group Knipex is the original parent company of the Knipex group, with a total of over 1,600 employees in four German production companies (KNIPEX-Werk in Wuppertal, RENNSTEIG Werkzeuge in Viernau, OrbisWill in Ahaus and Will in Neustadt) as well as a number of sales companies abroad, including the USA, Russia, China, the Middle East and Mexico. Knipex museum The company is home of a two-story museum exhibiting machinery, tools, workplaces and everyday objects showing what working and living conditions were like in the region's tool industry in the past. The museum is open to the general public once a year as part of the Wuppertal-24h-live event. References Sources The Popular Mechanics Magazine featuring the Knipex Pliers Wrench Klaus Koch: Weltklasse – Marktführer aus Wuppertal. Girardet Verlag, Düsseldorf 2003, . Jürgen Eschmann: Wirtschaftsstandort Cronenberg. Die Unternehmen, die Menschen, die Produkte. Wuppertal 2007, S. 74 ff. Ohne Knipex bleibt der Airbus unten - Press article in the Westdeutschen Zeitung - Newspaper Innovative Zangen packen besser zu - Press article in the Westdeutschen Zeitung - Newspaper External links Tool manufacturing companies of Germany Companies based in North Rhine-Westphalia Museums in North Rhine-Westphalia History museums in Germany Technology museums in Germany German brands