Irwin Marples 4-Piece Wood Chisel Set. These chisel blades are made of steel & are tapered for balance, & have a bevel edge. 4 PC Set: 1/4" - 1/2" - 3/4" - 1" wide blades. Model M444S4N.,For California Residents:,   WARNING: Cancer & Reproductive Harm - www.P65Warnings.ca.gov,WARNING: Drilling, sawing, sanding or machining wood products can expose you to wood dust, a substance known to the State of California to cause cancer. Avoid inhaling wood dust or use a dust mask or other safeguards for personal protection. For more information go to www.P65Warnings.ca.gov/wood Irwin Marples 4-Piece Wood Chisel Set ~ 1/4" - 1/2" - 3/4" - 1" Sizes