From the Manufacturer
IRWIN Marples Chisel – M444/1N BlueChip, Beveled Edge 1-inch (25mm) – The Marples Chisel is designed for the fine woodworker featuring a longer blade and handle for increased leverage. The Marples Chisel is best suited for hand or mallet work. The Marples Chisel is made from high carbon solid-forged steel blade for maximum edge retention. For fine woodworkers, IRWIN Marples chisels remain the world standard, incorporating the advantages that have made them an industry-leading brand for close to 200 years.
These bevel-edged chisels are hardened and tempered under controlled conditions and accurately ground for precise control. Handle is square with rounded corners for comfort and to prevent rolling. Chisel handles are made of indestructible polypropylene to withstand heavy mallet and hammer blows. Overall lengths 9-3/4″-11″, blade lengths 3-1/2″ to 4-1/4″. These tools are factory ground and require honing before use.