GRK 12225 Rugged Structural Screw, 5/16" x 4" Rv Accessories =1/2 x 3/8

=1/2 x 3/8

Specially formulated to resist mildew in hot humid climates

Size: 12/14 x 5-5/8"

product not manufactured in ISO 9001:2008 certified quality system

glue line rip cuts with less drain on saw and less material waste

GRK 12225 Rugged Structural Screw, 5/16" x 4" Rv Accessories =1/2 x 3/8The GRK 5 16 in. x 4 in. Steel Washer Head RSS Screws (100 Pack) are for use with pre drilled hardware and as lag screw replacements. The screws are designed with a small shank to limit splitting and to provide strength. Highlights: Bit size : #30 Size : 5 16" x 4" Built in washer Climatek coated Sharp threads and points W Cut thread design, Zip Tip Self tapping specially hardened steel screw