For cutting copper wire up to 600 MCM and aluminum wire up to 750 MCM, use the Klein Tools Ratcheting Cable Cutter. This cutter features a hold-open spring that allows for rapid cutting while the quick-release lever permits the blade to open as the tool is being used. This premium hand tool is made in Germany.PRODUCT FEATURES:- Reduced hand force for easier cutting - Patented two-step ratchet mechanism requires fewer strokes per cut - Cuts up to 600 MCM Copper and 750 MCM Aluminum - Quick release lever opens blades easily in every cutting position, to allow removal of the cable before completion of cut - Hardened steel cutting blades for lasting strength and sharpness - Locking lever keeps handles closed for easy transport; fits in a tool box or bag - New higher cutting capacity and reduced hand force make it easier to cut large diameter cables - Cable Cutter Replacement Part List available for reference if needed