The 4 inch PG DTH hammer is the compact workhorse for water well and geotechnical applications. Lightweight enough for smaller trailer-mounted rigs while still delivering the full power of the PG patented design. Ideal for residential borehole drilling and exploration work where a smaller footprint is required.
| Specifications | |
|---|---|
| Hammer size | 4 inch |
| Hole diameter | 100–120 mm |
| Pressure type | Low / High pressure |
| Shank options | Spline · API Reg |
| Primary applications | Water wells, geotechnical, site investigation |
| Rock formation | Hard rock & sedimentary |
| Spares | Manufactured on-site · Always in stock |
| Origin | Germiston, Johannesburg, South Africa |
| Patent | Patented worldwide |
View our full range or contact us — we can advise on the right hammer for your application.