GRK Black Structural Screw RSS 5/16X5-1/8

GRK Fasteners 5/16 in. x 3-1/8 in. Star Drive Low Profile Washer

GRK CALIBURN™ XL CONCRETE SCREW 19/64 X 2-3/4 -25bx

Simpson Strong-Tie SDWS22800-R50 - 8 x .220 Timber Screws (Interior G

RSS™ Rugged GRK Structural Screw - DecksDirect

GRK 772691122315 Fastners-12231 : Industrial & Scientific

GRK 5/16 x 5-1/8-inch Star Drive Round Washer Head Black RSS

GRK FASTENERS RSS Climatek-Coated Structural Screws -5/16 x 5 1/8

GRK RSS381418HP RSS HandyPak 3/8 by 14-1/8-Inch Structural Screws

GRK's RSS screw is made of specially hardened steel to provide you with high tensile, torque, and shear strength. The sharp threads and points bite

5/16 x 5-1/8-inch Star Drive Round Washer Head RSS Rugged Structural Screws - 50pcs

Grk Fasteners 10 Pack 5/16x5-1/8 RSS Climatek Star Drive