Features CHROME STEEL: These chisels are made of chrome steel, with high hardness, corrosion and oxidation resistance, and long service life. FINE PROCESSING: The chisel blade has high-frequency quenching treatment, incisive and wear-resistant, greatly improving work efficiency. WIDE APPLICATIONS: These electric hammer chisels can be used for materials such as stone, concrete, brick walls, etc., have great practicality. Features: Includes 4 electric chisels, a pointed chisel, a flat chisel, and wide flat chisels to meet various excavation needs. ROUND SHAND: These chisels are round shank design, suitable for light electric hammers or lithium electric hammers, easy to install. Specification: Item Type: Electric Hammer Set Product material: chrome-plated steel. Application: used for excavation work such as stone, concrete, brick wall, etc. Chisel size: approx. 250 mm/9.8 inches, 250 x 20 mm/9.8 x 0.8 inches, 250 x 40 mm/9.8 x 1.6 inches. Storage box size: approx. 27 x 5 cm/10.6 x 2 inches. Package list: 1 x pointed chisel. 1 x flat chisel. 2 x wide flat chisel. 1 x Storage Box Package List 1 x Point Chisel 1 x Flat Chisel 2 x Wide Flat Chisel 1 x Storage Box