All Nupla Corporation Power Drive Dead Blow, Non-Marring Hammers feature:

• Nupla’s Smart hammer Dead Blow Technology, which reduces bounce back and vibration-shock, common with other hammers. Power Drives reduce repetitive motion wrist and arm injuries.
• Solid pultruded Nuplaglas Handles with proprietary non-slip safety SUPER GRIPS.
• Use Power Drives to move metal parts, on wrenches to break nuts loose.
• Repair any type of metal work without damaging the part or surface.

Nupla Corporation 10063 3 Lb. PowerDrive(R) Dead Blow Hammer