We, SUNGWON Heavy Machinery, have been manufacturing and supplying rock,
			
soil drilling equipment and tools of DTH Hammers, Hammer Bits and Auger
			
Machines in Korea.


16” DTH Hammer
SWH370, SWH370S

| Hammer Model | |
|---|---|
| Bit Shank Type | SUNGWON | 
| Atlas | |
| Sandvik | |
| Numa | |
| Bit Dia. | mm | 
| Hammer Dia. | mm | 
| Cylinder Bore | mm | 
| Piston Stroke | mm | 
| Piston Weight | Kgs | 
| Length(Less Bit) | mm | 
| Weight(Less Bit) | Kgs | 
| Connection Type | |
| Air Consumption CFM(m3/min)  | 
							100 psi 7.0 Kg/cm2 | 
| 150 psi 10.5 Kg/cm2 | |
| 200 psi 14.0 Kg/cm2 | |
| 250 psi 17.6 Kg/cm2 | |
| 300 psi 21.0 Kg/cm2 | |
| 350 psi 24.1 Kg/cm2 | |
| SWH370 | SWH370S | 
|---|---|
| SWH370 | |
| SD15 | |
| 445~610 | 445~610 | 
| 374 | 374 | 
| 280 | 280 | 
| 125 | 125 | 
| 203 | 203 | 
| 1905 | 1905 | 
| 1248 | 1248 | 
| Hexagonal Joint | API 7 5/8 Reg.Pin | 
| 1280(36.2) | 1280(36.2) | 
| 1417(40.1) | 1417(40.1) | 
| 1750(49.5) | 1750(49.5) | 
| 2140(60.5) | 2140(60.5) | 
| 2619(74.1) | 2619(74.1) | 
| 3258(92.2) | 3258(92.2) |