The Bosch GXL18V-270B22 18V 2-Tool Combo Kit features 2 brushless tools combining maximum on-the-job flexibility with professional power. The GSR18V-535FC Drill Driver delivers up to 535 in-lbs. of torque and has the 5-In-1 Flexiclick System. It has a 1/4 in. hex bit holder with quick release. The Flexiclick System includes 3 pro-grade attachments: a right-angle chuck, an offset hex bit holder and a 1/2 in. keyless metal chuck attachment. Users may also add an optional rotary hammer adapter (not included). The drill driver features connectivity (module sold separately), KickBack Control and a precision clutch. The GOP18V-28 StarlockPlus Oscillating Multi-Tool has the Starlock next-generation 3-D tool-accessory interface, for outstanding accessory grip and greater torque transfer. It has a no-touch blade-change system. The brushless motor has a top speed of up to 20,000 oscillations per minute, and the tool provides a 2.8 degrees oscillating arc. It has Constant Response circuitry, a variable-speed dial and an LED light. The kit includes a CORE18V 4 Ah Advanced Power Battery, an 18V 2 Ah Standard Power Battery and an 18V charger. Flexible, Powerful 18V Combo Kit: Includes (1) Drill Driver, (1) StarlockPlus Oscillating Multi-Tool, (2) 18V Batteries Drill Driver Power and Design: Delivers outstanding versatility with 535 in-lbs. of torque StarlockPlus Multi-tool Versatility: Accomplish flush-cutting, plunge-cutting, sanding, grinding, and many other tasks Locking Bit Holder: Locks hex bits for high-torque driving Right-Angle Chuck: Designed for tight work spaces; rotates to 16 positions without removing from tool Offset-Angle Attachment: Offers precise performance very close to edges; rotates to 16 positions without removing from tool Keyless Chuck Attachment: Has a 3-jaw chuck with all-metal construction and 1/2 in. capacity for drilling and driving StarlockPlus 3-D Tool-Accessory Interface: Best-in-class grip means more torque transfer Multi-Tool Dynamic Accessory Range: Utilizes all Starlock and StarlockPlus accessories StarlockPlus Flush-Cutting Design: Built to accomplish flush cuts such as doorjambs cuts using various plunge or segment blades