The Proskit 8PK-CT023L Heavy Duty Crimping Tool is the go-to tool for making high-quality, non-welding electrical connections. This crimping tool is made of long-lasting SAE 4140 Cr-Mo alloy steel and features an exact bore diameter for a precise crimp every time. Whether you're working with copper or aluminum wires ranging from AWG 10 to 250, this tool delivers the dependability and precision you require. Its ergonomic handle reduces hand fatigue, even during prolonged tasks. If you want a crimping tool that delivers secure, professional-grade results, the Proskit 8PK-CT023L is a great addition to your toolbox.