The Hillman Group 82209 8 x 1-1/4-Inch Modified Truss Lath Self Piercing Screw, Product Description The Hillman Group 82209 8 x 1-1/4-Inch Modified Truss Lath Self Piercing Screw, 100-Pack From the Manufacturer These Self-Piercing Screws feature an undercut head design to help provide great holding power and stability. There is no pre-drilling required, making these easy to use. Ideally, they are used for thin metal such as sheet metal and duct work. Features Item Weight: 0.7 lb Country of Origin: China Brand name: Hillman Item Dimensions: 3.0"L x 2.0"W x 2.0"H USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.