Heavy duty 24/36 volt cordless drills. Makita BHR200, BHR261, Hilti TE6A come with SDS plus chuck & 2 batteries. Spec for BHR200: Max in steel 13mm, max in wood 27mm, max in masonry 20mm, 2.1joules, No load speed 0-1100bpm, blows per/min 0-4700bpm, weight 4.1kg. Fast charge time app 60mins.