Drills

Building on the solid legacy of proven designs, today's Cat® Rotary Blasthole Drills offers substantial technology, efficiency and productivity improvements to efficiently reach your targeted productivity rates. Our newest models fully integrate Cat designs, components and technologies, and every model delivers exactly what you expect from a product bearing the Cat brand: durability, precision, productivity, and unmatched parts and service support, anywhere in the world. It’s what lies beneath the paint that counts — that’s where you’ll find everything we stand for.


Units: 


Rotary Drills

Model Bit Load Hole Diameter Engine
MD6240 24 000 kg (52,911 lb) 152-244 mm (6-9.625 in) C27 (Tier 2) – 597 kW (800 hp) at 2,100 rpm
MD6250 Up to 152-250 mm (Up to 6-9.8 in) C27 ACERT™ @ 1,800 rpm
MD6290 up to 23 733 kg (up to 52,321 lb) 152 - 250 mm (6.0 - 9.875 in) C15 ACERT - 403 kW (540 hp) at 2,100 rpm
MD6310 203-311 mm (8-12.25 in) C32® @ 1,800 rpm
MD6420 up to 42 000 kg (up to 92,594 lb) 229 - 311 mm (9.0 - 12.25 in) C27 (Tier 2) - 597 kW (800 hp) at 2,100 rpm
MD6420B Up to 311 mm (Up to 12.25 in) QST-30 Tier 2
MD6420C Up to 311 mm (Up to 12.25 in) C32 ACERT
MD6540 up to 54 000 kg (up to 119,050 lb) 229-381 mm (9.0-15 in) Series 2000 16V – 899 kW (1,205 hp) at 1,800 rpm
MD6540C 229-406 mm (9-16 in) Cat® 3512C HD
MD6640 up to 64 000 kg (up to 141,096 lb) 244 - 406 mm (9.6 - 16 in) AC Induction Motor - Dual Shaft 522-746 kW (600 hp)
MD6750 up to 75 000 kg (up to 165,347 lb) 273 – 445 mm (10.8 – 17.5 in) AC Induction Motor – Dual Shaft 522-746 kW (800 hp)