Metric,- Chromium-plated finish to avoid corrosion,- "SUPER DRIVE" Lobular design with no corners that eliminates stress and provides maximum strength and durability,- Heat-treated alloy steel for maximum resistance and durability,- Made of Chrome Vanadium steel
- Octagonal head made of high-carbon steel with double heat treatment,- 36 American style handle made of dried, polished, waxed oak,- Safely held by a metallic round wedge and straight wood