COMPLETE DRIFTER
PART NUMBER : 8311 1200 56
BRAND : EPIROC
AVAILABILITY : CONTACT US
The Epiroc RR11 Drifter 8311120056 is a compact, high-frequency hydraulic rock drill designed for underground rock bolting and reinforcement drilling applications. With a maximum percussion power of 11 kW, hydraulic percussion pressure of up to 210 bar, and an impact frequency of approximately 100 Hz, the RR11 delivers efficient drilling performance in loose to medium-hard rock formations. Designed for hole diameters of approximately 33–51 mm, the rock drill combines powerful percussion, hydraulic rotation, and compact construction for reliable operation in confined underground environments.
The 8311 1200 56 complete drifter is supplied by ONSAMAK as a high-quality aftermarket alternative for Epiroc RR11 rock drilling applications. Designed for compatibility with suitable Epiroc and Atlas Copco underground rock bolting equipment, the RR11 supports various shank adapter configurations, including R32 and R32E, depending on the drilling arrangement. Its high-frequency percussion mechanism and robust hydraulic design provide efficient energy transfer, reduced drill steel stress, and dependable performance during continuous underground drilling operations.
