GRK 12231 Rugged Structural Screw with Climatek Coating, 5/16" x 5-1/18", 50-Count 4thJuly Use screw provided: 2-1/4"

Use screw provided: 2-1/4"

Features chrome finish

100-watt maximum

Closure Type : Lace-Up Boots

UV protection for life

GRK 12231 Rugged Structural Screw with Climatek Coating, 5/16" x 5-1/18", 50-Count 4thJuly Use screw provided: 2-1/4"GRK 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