This hammer is specially designed and used for the breakers in the army and the armed police. It can effectively open or break any structural obstacles such as doors, windows, walls and so on. Equipped with disc, cone, spherical, cylindrical four kinds of impact heads, these four kinds of impact heads can be disassembled and combined arbitrarily, different collocations are suitable for different occasions. Spring positioning pin makes the disassembly of various impact heads convenient and flexible. The movable handlebar can swing arbitrarily in the range of 35-deg with the shock absorbing handlebar sleeve, which can effectively alleviate or eliminate the reaction force of the opponent when hitting the door. It can be operated by single or double persons.
I. Structure
The door hammer consists of a hammer body, a detachable impact head and a movable handle.
II. Technical parameters
| Name | Hammer body | Disc impact head | Spherical impact head | Conical impact head | Cylindrical impact head |
| Shape size | Ф102*480 | Ф180*60 | Ф102*119 | Ф102*151 | Ф102*88 |
| Total length | 548mm---670mm | ||||
| Impact head assembly | Disk shape+spherical | Disk shape+cone | Disk shape+Column shape | spherical+cone | spherical+Column shape | cone+Column shape |
| Weight (pounds) | 42 | 40 | 40 | 39 | 39 | 37 |