The brushless motors on these tools make this drill and impact driver set a top choice for professionals The Makita DLX2283TJ cordless package consists of the DHP485 combi drill and DTD153 impact driver. Both of these items are brushless which ensures maximum power and long life. The Makita DHP485 is an 18V cordless combi drill that is ideal for a variety of applications to suit any trade. It has been developed based on the model DHP459 and has both forward and reverse rotation. It features a single sleeve keyless chuck which allows for easy bit installation and removal using only one hand and the ergonomic soft grip provides great comfort. The fully brushless motor ensures maximum power and the built-in LED job light allows for precision even in dark, hard to reach areas. The Makita DTD153 includes a one touch sliding chuck for rapid bit change and an ergonomic soft grip for added comfort and ease of transportation. The fully brushless motor ensures maximum power and the built-in LED job light allows for precision even in dark, hard to reach areas. The electric break conserves battery power and decreases the likelihood of injury caused by a spinning bit. It features a no-load speed of 3400 rpm which provides up to 3600 impacts per second. This high efficiency makes screw driving up to 30% faster than using a drill. DHP485 Features: 2 mechanical gears Variable speed control by trigger Best possible ergonomic handle for drill-driver applications Electric brake for precision work Ergonomic handle for drill-driver applications DTD153 Features: Forward / reverse rotation Compact overall length Variable speed control One touch sliding chuck LED job light Comes with: DHP485 Combi drill DTD153 Impact driver 2x BL1850B 18V 5.0Ah Li-ion battery DC18RC Fast charger 821551-8 Makpac type 3 case Specification: DHP485 Capacity in Steel: 13 mm No Load Speed (Lo): 0 - 500 rpm No Load Speed (Hi): 0 - 1,900 rpm Capacity in Masonry: 13 mm Chuck Capacity: 1.5 - 13 mm Blows per Minute (Hi) - ipm: 0 - 28,500 ipm Blows per Minute (Lo) - ipm: 0 - 7,500 ipm Capacity in Wood: 38 mm Voltage: 18 v Torque Settings: 21 + drill Battery Type: Lithium-ion Vibration K factor: 1.5 m/sec² Noise sound pressure: 82 dB(A) Noise sound power: 93 dB(A) Net weight: 1.5 - 1.8 kg Battery Quantity: 2 x 5.0Ah Max. Fastening Torque (Soft Joint): 27 Nm Max. Fastening Torque (Hard Joint): 50 Nm Vibration (Impact drilling into concrete): 8.0 m/sec² Vibration (Drilling into metal): 2.5 m/sec² DTD153 Voltage: 18v Standard Bolt: M5-M16 High Tensile Bolt: M5-M14 Coarse thread (length): 22 - 125mm Max Fastening Torque: 170Nm No Load Speed: 0 - 3400rpm Battery Type: Lithium-ion Vibration: Fastening Bolt: 13.0m/sec² Vibration K factor: 1.5m/sec² Noise sound pressure: 96dB(A) Noise sound power: 107dB(A) Noise K factor: 3dB(A) Net weight: 1.3 - 1.6kg Battery Quantity (5.0ah): 2 Driving Shank: 6.35mm (1/4\") Hex Machine Screw: M4-M8 Impacts per Minute: 0 - 3,600ipm