Screw Products HDB104-5 Star Drive Heavy Duty Exterior Screw, 10" x 4" Household watertight roof membrane that expands

watertight roof membrane that expands and contracts with the roof surface

035 Diameter

Natural wood rattail handle

Media : Alcohol-Resistant Foam CO2 Dry Chemical Water Spray

more reliable life

Screw Products HDB104-5 Star Drive Heavy Duty Exterior Screw, 10" x 4" Household watertight roof membrane that expandsHighlights: Size: 10" x 4" Star drive offers twice the torque over phillips or square drive screws True flat head with self countersinking nibs and drag reducing knurled shoulder Type 17 notched extra sharp point reduces the need for pre drilling Tiny cuts on the threads reduces the torque needed to drive the fastener Bronze star exterior coating compatible with pressure treated lumber and can be used with tannic wood such as cedar and redwood