NEW #401K3 - 3-Piece Heavy Duty THOR Air Hammer Bit Set .401 Shank

• Astro’s new proprietary THOR hammer alloy specifically developed for air hammer bits used in the highest power air hammers
• Provides a harder surface than competing bits without the usual drawbacks by also delivering high toughness that reduces chips and cracks
• Includes 3 .401″ shank 1″ diameter hammering bits in 4″, 7″ and 12″ lengths