High-Strength Materials: Professional forged Cr-V Steel & high quaility steel, heat-treated, provides high strength and durability. Surface blackening is for rust resistance, with high hardness and wear resistance Screw Remover and Extractor: Designed for work to Squeeze and turn crushed screws, rusted screws, fixed screws, special screws, etc. Can also be used for removing gas cans, sorting soy sauce bottles and plastic bottles Human & Environment Friendly: This plier is equipped with bi-material handle, extremely comfortable to hold and use, making it easy to operate while you work. The rivet has been moved closer to the jaws to create an higher leverage for easier work, 25% easier cutting power Fits a Wide Range of Screw Sizes: Our screw remover and extractor works with screw head diameters ranging from 2.46-10.5 mm, including pan screws (M1.6-6) Product Specifications: Overall Length: 200 mm.The side wire cutter to cut steel wire (dia. 2.3 mm), Manufacturer: Hang Zhou Great Star Industrial Co.,LTD