Core barrel with B47K22H drilling bit and flat rock auger for Bauer BG15 rotary drilling rig.

Core barrel: diameter range from 400mm to 2500mm, bucket shell thickness 20+40mm, shell length 1200mm but can be customized. 1500mm, 1800mm,2000mm etc.

Flat rock auger: diameter range 300mm to 2500mm, flight thickness 20+30mm, auger length 1200mm, Can be customized.