Model DV 13 VSS Drill Chuck 1.5 - 13 mm (1/16 - 1/2'') Keyless Capacity (Concrete) 13 mm (1/2'') Capacity (Steel) 13 mm (1/2'') Capacity (Wood) 20 mm (3/4'') Power Input 550 W No Load Speed 0 - 2,900 /min Full Load Impact Rate 29,000 /min Overall Length 270 mm (10.19/32'') Weight1.4 kg (3.1 lbs.)