The DuraSpin DS325AC and DS340AC professional-grade, auto-feed screwdrivers from Senco Brands, Inc. are designed to drive 5/8- to 3-inch screws at 2,500 and 4,000 rpm respectively.
The DS325AC is ideal for a wide variety of applications, including subfloor, sheathing, and decking, as well as heavy-gauge, metal-to-metal applications such as structural decking and wall panel construction. It can accommodate screw diameters from #6 to #14.
The DS340AC can be used for high-speed applications like subfloor, drywall, wood decking and metal-to-metal applications such as roofing and framing. It can accommodate #6 to #10 screw diameters.
Both tools can be used from a standing position with a 21" flooring extension that can be easily removed for close-up work. Other common features include depth-of-drive adjustment, quick release feature for easy bit access, toe-nail and no-mar nose pieces, #2 Phillips, #2 square, and Rex drive bits, adjustable handles and nylon storage bags.
Senco also offers DuraSpin attachments that can convert almost any power screwdriver into an auto-feed screwgun capable of driving screws into metal, drywall and wood surfaces quickly and efficiently.
The MSRP for the DS325AC is $229 and $199 for the DS340AC. Both tools carry a one-year limited warranty.