GRK 12221 Rugged Structural Screw w/ Climatek Coating, 5/16" x 3-1/8", 100-Count GiftItems Made in the USA: All

Made in the USA: All of our wheels (except the RRT12 and RRT6) are assembled and tested in Aurora

Non toxic to livestock

When applying Polycrylic™ over wood that has not been sealed with a wood stain

and the built-in spot scrubber removes scuff marks and dried-on messes

GRK 12221 Rugged Structural Screw w/ Climatek Coating, 5/16" x 3-1/8", 100-Count GiftItems Made in the USA: AllGRK Rugged Structural Screw is made of specially hardened steel to provide you with high tensile, torque and shear strength. The sharp threads and points bite instantly into the material (including hardwood), reducing the splitting effect due to smaller shanks. RSS screw which is 3 1 8" and longer have CEE thread that enlarges the screw hole for the non threaded portion of the fastener, allowing the wood to settle easily and increasing the screws