添加剂

Type of use

• Surface Surface (3)
• Underground Underground (3)

Main challenge

• Broken ground Broken ground (3)
• Core sampling in geotechnical drilling Core sampling in geotechnical drilling (1)
• Easy of use Easy of use (1)
• Extended bit life Extended bit life (3)
• Ground abrasiveness Ground abrasiveness (3)
• Hole deviation Hole deviation (3)
• Improving penetration rates Improving penetration rates (2)
• Tools for underground drilling Tools for underground drilling (3)