GRK 12217 Rugged Structural Screw with Climatek Coating, 5/16" x 2-1/2", 100-Count FREEOVER35 Covered in durable ballistic nylon

Covered in durable ballistic nylon for added toughness

Designed to remove suspended sediment and solids from water when system turns on

-22 degrees fahrenheit

30-minutes assembly

Clear lens

GRK 12217 Rugged Structural Screw with Climatek Coating, 5/16" x 2-1/2", 100-Count FREEOVER35 Covered in durable ballistic nylonGRK 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