Hilti cordless rotary hand drills are capable of a drilling range 3/16" - 1" with an optimum drilling range 3/16" - 11/16". Drill bits can be chucked easily with a quick hand action. Power options range from 18 volts to 36 volts with all offering Corded drill ing performance in cordless tools. Hilti's high battery capacity drills more holes per battery charge than other cordless rotary hammers in the same class. Need a hand choosing the right drill for your application? We can help with features & benefits, applications or technical documents. Just call or click to ask us a tech question.