Cuts up to 4 aught aluminum and 2 aught soft copper Heavy-duty design, precision made of fine polished high carbon drop forged steel Grips have a Santoprene core with TPR-rubber over-mold which composites for durability, comfort, and secure grip New Code Blue designation on handles makes it easier than ever to choose the right tool for the job, Weight: 0.89 lbs., Manufacturer: Channellock