HAMMER SLEDGE 6LB FG HDL RAZORBACK. HAMMER SLEDGE 6LB FG HDL RAZORBACK. Manufactured by the Ames Companies, this mallet comprises a head made of forged steel as well as a solid fiberglass core handle. Plus, it has a reinforced steel pin connection for the safety of the operator. With all these features, it is perfect to be used on all types of walls, from concrete to drywall.