• Made of the highest grade carbon steel, accurately hardened and tempered preventing splintering and extending life
• Powder coated shank protects against rust
• Edges accurately tempered to stay sharp
• Extra-thick Hexagonal shanks minimize roll away
• Working ends accurately ground and hardened to HRC 52-58 for maximum service
• Striking end hardened to HRC-42 maximum – won’t chip or mushroom
• Meets Canadian Government Specifications CDA39GP-43a
• Warning: Always use punches and chisels on materials softer than the hardness of the punch itself
• Adjustable tension WARNING: Always wear safety goggles