Cobra Anchors 636J Flat Head Concrete Screw, 1/4" x 4" N/A Drop: 3-1/4"

Drop: 3-1/4"

Treatments vary widely and can adversely impact performance

Multi-directional Airflow

Clean Up: Mineral Spirits or paint thinner

Cobra Anchors 636J Flat Head Concrete Screw, 1/4" x 4" N/A Drop: 3-1/4"Highlights: Size: 1 4" x 4" Flat Head Acq compatible Phillips and Robertson compatible Socket Drive And Drill Bit Included High grade steel, corrosion resistant, high and low thread for ease of installation and maximum holding power Box of 25 WARNING: This product can expose you to chemicals including Nickel (Metallic) which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to