Arrow Staple/Nail Gun *Sub Brand: Pro Corded Electric *Product Type: Stapler and Nail Gun *Crown Type: Flat *Handle Length: 6 in. *Maximum Fastener Size: 9/16 in. *Electric: Yes *Staple Series: T50 *Color Family: Red/Black *Minimum Fastener Size: 1/4 in. *Heavy-Duty. Features a motor driven Spiral Drive mechanism for consistent, powerful driving performanceout of every shot. Firing all sizes of T50 Staples and 5/8 in. brad nails, the tool also offers a unique low staple indicator light that blinks when it time to reload your staples. Uses staple sizes: 1/4" Ace No. 50424, 5/16" Ace No. 50524, 3/8" Ace No. 50624, 1/2" 50824, 17/32" Ace No. 20365 and 9/16" Ace No. 50924.