Twist Shank Roofing Nail BWG9X2.5 Inch E-STAR CO., LTD. Base Info Type:Roofing NailDiameter:Bwg12-Bwg8Length:1"-6"Size:Bwg9*2", 2.5" Description Pre:TBI Brand Ball Screw Nut Made by Sne (SFU2005) Next:Drywall Screw With 4 Ribs