Lineman Magnetic Drill Kit 18V DC Magnet Type Permanent Drilling Capacity in Steel 1 1/2 in Drilling Capacity in Cast Iron 1 1/2 in Maximum Spindle Speed 690 RPM Minimum Spindle Speed 400 RPM Motor Type Brushless Battery Capacity (2) 8 Ah Cordless Tool Kit Contents (1) Bare Tool (2) Batteries (1) AC/DC Vehicle Charger Power Down Feed Included Yes Coolant System Yes Base Type Fixed Spindle Taper 3/4 in Chuck Style 3/4 in Weldon Chuck Size 3/4 in Drill Point Pressure 750 lb