Hillman #10 x 2-1/2 in. Hex washer Self-Piercing Sheeter Screw - Count of 25

Features

• Self piercing screws penetrate metal and tap their own mating threads
• Steel-backed neoprene washer for water proofing
• Ceramic coat provides superior rust and corrosion protection
• Metal roofing screws recommended for use for treated woods
• Sheet metal roofing screws measure #10 diameter x 2-1/2" length
• Self-drilling sheet metal screws in gray hue to match metal sheeting
• No need to pre-drill hole in thin metal