#8-15 x 2-1/2 in.
The screws feature engineered drill points and flutes that remove material efficiently and properly size the hole for threads. Phillips Pan Head Lath Drill Point Screw, 80PK Lath Drill Point Screws securely fasten 20-Gauge/12-Gauge metal in stucco/plaster and other metal-to-metal fastening applications without needing to pre-drill.#8-18 x 2-1/2 in.Ideal for thicker metal to metal applications 20-Gauge to 12-Gauge or metal to wood applicationsGreat for attaching metal lath to wood or steel studs for stucco and plaster applications and for attaching pre-drilled metal brackets to woodEngineered for applications requiring a wide, low-profile headZinc plated finish protects the job's appearanceDrill, tap and fasten in 1 motionHighly versatileCommon project applications: roofing, HVAC, steel stud framing, gutters and register vents.