FATMAX, 20 OZ, Rip Claw Graphite Hammer, 70% Larger Strike Face Than Traditional Hammers For Improved Striking Accuracy, Jacketed Graphite Core Adds Strength And Durability In The Handle, Reduces Vibrations & Provides The Feel Of Wood, Overstrike Protection Helps Prevent Damage To The Handle, Exclusive Rim Temper Reduces Incidences Of Chipping Or Spalding, Ergonomic Comfort Grip Features A Ribbed Surface & Flared End To Provide A Firm Grip & Help Reduce Slippage.