Bosch GWX18V-50PCB14 18V X-LOCK Brushless Connected-Ready 4-1/2In. – 5 In.Angle Grinder Kit with (1)CORE18V 8.0Ah Performance Battery&BOSCH 7 Piece Carbide-Tipped SDS-plus Rotary Hammer Drill Bit Set

• NO LOCK-ON PADDLE SWITCH - provides rapid shutdown of the motor after the switch is released X-LOCK WHEEL CHANGE – features snap-on mounting and grinder lever wheel release for change-out that's up to five times faster TOOL-FREE DISC SWAP – the wheel mounts properly without the need for a spanner wrench or flange nuts for no losable parts INNOVATIVE: The Bosch HCK001 Drill Bit Set features optimized 4-flute design to reduce bit stress when drilling and for faster dust removal. FOR USE: Use with SDS-Plus rotary hammers, delivering optimal hole geometry in a variery of applications including concrete, brick, block and more VERSATILE: Ideal for anchoring and through-hole applications in concrete