Ingersoll Rand W5150-K1 1/2-Inch Mid-Torque Impactool Kit with Charger, Li-Ion Battery and Case Performance: All metal drivetrain and hammer mechanism robust, durable and optimized for maximum power and efficiency Durability: Patented steel reinforced frame protects against breakage. Tough housing protects against fluids, chemicals and repeated drops Accessibility: Compact size 6.6-Inch from tip to tail allows for greater accessibility and versatility One Battery Kit: Includes Bare tool, 20V li-ion 1.5 Ah battery, IQV20 Charger, Blowmolded case