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🏭 Germiston, Johannesburg
🌐 waterboring.co.za
PG Drilling Equipment β€” Since 1972
The Gien Family Β· Since 1940s

Our Story

Four generations of drilling expertise. From a farm in Groot Marico to a globally-respected manufacturer in Germiston, Johannesburg.

Germiston, Johannesburg

Made in South Africa

Every hammer, every spare part, every rig β€” designed, manufactured and tested at our Germiston workshop.

PG Drilling workshop
Our history

The Gien Family

The late Mr. Abraham (Mannie) Gien started drilling on his farm in the Groot Marico area in the 1940s. The Giens then imported their first compressed air drilling rig from America in 1964 and 1966 respectively β€” marking the beginning of a family legacy that continues to this day.

Peter Gien saw an opportunity to adapt and market a Down the Hole hammer for the South African market. He modified the first hammer in his workshop on the family farm β€” and so P.G Drilling Equipment was born. A truly South African innovation.

"After Peter's untimely passing, brothers Barn and Sakkie continued drilling and manufacturing hammers to keep his legacy alive. In 1972, the MK1 was designed, patented and manufactured by Barn and Manny Gien β€” while Sakkie drilled and tested every new hammer."

β€” The Gien family, Germiston

The MKII, Mamba, Rock Buster and many other models soon followed. Today, our Research and Development department, led by Barn Gien, continues working on horizontal hammers, tubeless hammers, rock drills and other innovations. Our offices and factory are based in Germiston, Johannesburg, where every hammer and spare part is still manufactured on-site.

60+ years

Our Timeline

1940s
The beginning
Abraham (Mannie) Gien begins drilling on his farm in the Groot Marico area. The family drilling tradition is born.
1964 Β· 1966
First rigs imported
The Gien family imports their first compressed air drilling rigs from America β€” the first step toward manufacturing their own equipment.
1970s
P.G Drilling is born
Peter Gien adapts and modifies the first Down the Hole hammer for the South African market in his farm workshop. P.G Drilling Equipment is founded.
1972
MK1 patented
The MK1 hammer is designed, patented and manufactured by Barn and Manny Gien. Sakkie drills and tests all new hammers β€” a collaboration that defines the company.
1980s–2000s
Range expands
The MKII, Mamba and many other models follow the MK1. PG hammers begin reaching clients in Botswana, Zambia, Malawi and beyond.
2000s–2010s
Global reach
PG hammers are exported to the USA, Ethiopia, Sweden and multiple African countries. Patent protection extended worldwide.
2025
Rock Buster launched
The new Rock Buster launches in 6" IR360 and QL12 spline β€” PG's most advanced design to date. Taking South Africa by storm.
The people

Our Team

BG
Barn Gien
Owner Β· R&D Director
SG
Sakkie Gien
Owner Β· Operations
MH
Michelle Hunter
General Manager
Worldwide clients

Where our Hammers Work

PG hammers are trusted by drillers from South Africa to Scandinavia and the Americas. Our patented designs perform in every geological condition.

πŸ‡ΏπŸ‡¦ South Africa
πŸ‡§πŸ‡Ό Botswana
πŸ‡ΏπŸ‡² Zambia
πŸ‡²πŸ‡Ό Malawi
πŸ‡ΊπŸ‡Έ United States
πŸ‡ͺπŸ‡Ή Ethiopia
πŸ‡ΈπŸ‡ͺ Sweden
+ More
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