GRK 12223 Handy-Pak Rugged Structural Screw, 5/16" x 3-1/2", 100-Count NonMap 4 rows of stitching

4 rows of stitching

clean edges along sidewalks

Gas logs sold separately

slips over 6" x 6" post

GRK 12223 Handy-Pak Rugged Structural Screw, 5/16" x 3-1/2", 100-Count NonMap 4 rows of stitchingGRK 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