Hammer Drive ANCHOR is a fast,easy-to-use expansion anchor made of special Zinc Alloy.The Nailing design eliminates the necessity for hole-spotting,develops substantial holding power,makes the bottom of anchor expanded and the fixture tightly locked in place.

　　The test values listed were obtained using 200-250kgs/cm2 concrete(no aggregate).

　　A safe working load should not exceed 25% of stated value.