Precision Crimping Dies: Comes with 5 crimping holes in standard inner diameters (0.44", 0.48", 0.53", 0.58", 0.63") for effortless crimping of various hose sizes, including single and double-braid types. Please make sure the size matches before purchase 100PCS Brass Ferrule Fittings: This heavy duty hose ferrule crimper includes 50pcs ferrules (0.625" ID) and 50pcs ferrules (0.593" ID), ensuring a secure and firm crimping connection for a variety of hose sizes. No need for additional purchases Durable and Sturdy: Constructed with heat-treated steel dies, a heavy-duty ductile cast iron base, reinforced hinge points, and tickened frame, this manual air hose crimping tool delivers long-term durability and performance Easy Installation & Use: This torch hose crimper comes with mounting holes for secure fixing to the workbench, and built-in adjustable screw for adjusting the crimping pressure to fit different sizes of hoses Wide Application: Suitable for air hose repair, welding torch hose repair, garden hose repair, and more, making it the ideal choice for mechanics, welders, and DIY enthusiasts