- Geotechnical investigation
- Mining exploration & Probing
- In-situ testing
- Advancing hole to sampling depth
- Production installation works
Three-winged step drag bits are available either as a one-piece forged alloy steel construction or cast with Tungsten Carbide cutting tips and gauge sides to ensure longer life. They are designed for air flush with central flushing ports.
Used with a rotary rig for non-coring applications in soft and loose formations they are available in a range of sizes from 2” to 17.1/2”” with a range of threads to suit individual drilling equipment.
REGISTERED OFFICE: Geotechnical Centre, Rougham Industrial Estate, Rougham, Bury St Edmunds, Suffolk IP30 9ND. Registered in England: 2481929