The Jonard Tools ST-500 Adjustable Wire Stripper is designed for stripping 20-30 AWG wire. This adjustable wire stripper is the perfect tool for stripping wires quickly and easily. This wire stripper features a built-in adjustment dial to make changing the strip gauge quick and easy. It has an adjustable stop that allows the operator to strip wire at specific lengths from 0.039" to 2.0" long. The tool is lightweight and compact, weighing only 1 oz and measuring 3.9" long. The blade is made of hardened steel and cuts wire with great precision, plus it can be heated up to 100°C in water for sterilization purposes. This wire stripper is backed by our lifetime warranty as Jonard Tools makes high-quality tools that are Made for Life.