Application of Piling Rig Kelly Bar:
The Kelly bar transmits rotation and crowd force from the rotary drilling rig down to the auger, bucket, or core barrel, telescoping to reach drilling depth and retracting for transport and hole-to-hole moves.
Kelly Bar Types
| Type | Best suited for |
| Interlocking Kelly Bar | Soft formations, weathered rock, and hard strata |
| Friction Kelly Bar | Soft ground, mud, sand-mud mixtures, and gravel |
| Telescopic Kelly Bar | Adjustable-depth piling, custom sizing |
Features of Piling Rig Kelly Bar
– Compatible with major rig brands: Bauer, Liebherr, Soilmec, Casagrande, IMT, Mait, XCMG.
– Forged ear and spring base construction.
– Drive stub sizes: 130×130, 150×150, 200×200mm (custom sizes available).
– Model range FES12–FES40: outer pipe diameter 340–580mm, drilling depth up to 110m, torque 120–400 kN·m.
– One-year or 2000 working-hour warranty.
Note: Confirm rig model, required drilling depth, and torque rating before ordering.