Tempered steel fluted masonry nails for fastening wood, furring strips, and fixtures to concrete, brick, and masonry block. The fluted shank pattern provides strong holding power in masonry materials.

• 1" length, tempered hardened steel
• Fluted shank for improved grip in concrete and masonry
• For attaching furring strips, conduit straps, electrical boxes, and brackets to masonry surfaces
• Pre-drill recommended in hard concrete to prevent bending
• Sold in a 1 lb box