Power supply voltage: 18 models: 18V dual-speed 1-charge, 12V dual-speed 1-charge, 12V dual-speed 2-charge, 18V dual-speed 2-charge, 12V dual-speed bare metal (without battery charger), 36V dual-speed 1-charge, 36V dual-speed 2-charge, [enhanced brushless model] 98VF dual-speed 1-charge, [enhanced brushless model] 98VF dual-speed 2-charge, [impact model] 48V2 single-charge+accessories package, [impact model] 48V2 single-charge, 12V dual-speed 2-charge+accessories package, [impact model] 48V1 single charge, [Enhanced Brushless Style] 98VF dual-speed 2-charge 1+accessories package, 36V dual-speed bare metal machine (without battery charger), 18V dual-speed 2-charge 1+accessories package, 18V dual-speed bare metal machine (without battery charger), 36V dual-speed 2 electric 1 charging+accessories big gift pack rated voltage range: AC single-phase and DC 50V and below Applicable range: domestic industrial drilling capacity - steel: 20 electric drill type: electric hand drill bit clamping method: drill chuck no-load speed (maximum) : 11 Standard accessories: charger+host+battery+tool box Power supply type: rechargeable - lithium technology motor type: brush motor article number: 001 Brand: other rated power: battery power: 2 whether the electric drill can adjust speed: two-speed speed maximum torque: drilling capacity - wood: weight: 2 electric drill structure: series: positive and negative rotation: can be null: 1, piece specification and model: 12V two-speed bare machine (without battery charger), 18V two-speed bare machine (without battery charger), 36V dual-speed bare metal machine (without battery charger), 12V dual-speed 1-charge, 12V dual-speed 2-charge, 12V dual-speed 2-charge+accessories gift package, 18V dual-speed 1-charge, 18V dual-speed 2-charge, 18V dual-speed 2-charge+accessories gift package, 36V dual-speed 1-charge, 36V dual-speed 2-charge, 36V dual-speed 2-charge, 36V dual-speed 2-charge+accessories gift package, [impact] 48V1 single-charge, [impact] 48V2 single-charge, [impact] 48V2 single-charge+accessories gift package, [enhanced Brushless model] 98VF dual-speed, 1-charge and 1-charge, [Enhanced Brushless Model] 98VF dual-speed 2-charge and 1-charge, [Enhanced Brushless Model] 98VF dual-speed 2-charge and 1-charge+accessory gift package Maximum chuck diameter: type: electric hand drill