Concrete nail : Size: 3/4" to 4" 20mm-100mm Characteristic: flat or countersunk head, diamond point, straight and smooth or grooved shank Surface: black, zinc plated, or p.c.finish Concrete Nails Electro-Galvanized Blue-Finished Nail Length Gauge No. Approx. pcs per lb Nail Length Shank Dia. 1" 12BWG 355 20mm 2mm 9BWG 182 25mm 2mm 1-1/4" 12BWG 244 25mm 2.5mm 9BWG 145 30mm 3mm 1-1/2" 12BWG 244 40mm 3mm 9BWG 123 50mm 3mm 2" 12BWG 184 60mm 3.4mm 9BWG 96 70mm 3.4mm 2-1/2" 8BWG 64 80mm 3.4mm 3" 7BWG 45 80mm 3.4mm 3-1/2" 40 100mm 4.2mm 4" 33
steel nail