Manual Sleeve Compaction Hammer conforms to AASHTO T180 standards.

• Hammers have a 2 inch (5.1 cm) diameter face.
• Drop height is 18″.
• Loosely fitting guide sleeve controls drop height without restricting the free fall of the weight.
• The weight is mounted on the end of a rod.
• Guide sleeves have four vent holes at each end to allow free air flow during use.
• Shipping wt. 18 lbs.

Also see the 5.5 lb. Standard Compaction Hammer