Metabo HPT introduces the new Pro Bundle 1-3/4 in. Coil Roofing Nailer with BONUS Impact Driver Kit. This limited time offer includes everything a pro needs to get the job done. This bundle includes our Pro Preferred Coil Roofing Nailer, 18V Cordless Triple Hammer Bolt Impact Driver (WH18DCQ4), 18V/36V MultiVolt 5.0Ah Water and Dust Resistant Battery (380083M), and charger. Also included in this pro bundle kit is the BONUS Metabo HPT 18V MultiVolt Cordless Triple Hammer BOLT Impact Driver model (WH18DCQ4). This next generation cordless Triple Hammer impact, provides an innovative solution to make any jobsite even more productive. By incorporating a third anvil and now 5 speed settings including the powerful BOLT mode that efficiently tightens and loosens large bolts and nuts, it can achieve a high torque of 1,859 in-lbs, an impressive 4,000 BPM, and a faster driving speed of 3,700 RPM, while also reducing vibration.