The belling auger is perfectly fit for the Kelly drilling in foundation technology, which consisted of the Kelly box, cylinder, expansion mechanical, wings, wear parts and etc.
Suitable for: sand, sand stone, broken rock piece, cobble and etc.
1. Two wings belling auger.
2. Three wings belling auger.
Office address: No.36 DingJiaBang, Changshu, Jiangsu, China