Hammer Tubing is designed to protect exterior of Hammer and to lift the sludge made while drilling
Swivel For Large Diameter CD Hammer RC type
SFLD CD Hammer RC type is designed to support the heavy load and to distribute air from upper part.
It discharges sludge upwards through the inner part. The upper part is fixed but the lower part rotates.
Screw Rod is designed to extend the length according to the drilling depth while drilling with PRD Hammer.