Backed by over 25 years of expertise, GRK offers a diverse line of premium fasteners with a star drive head unmatched by any competitor catalog. Their patented design and versatility make GRK screws an ideal choice for woodworking professionals and enthusiasts. At Woodworker’s Hardware, shop for GRK fasteners including the GRK RSS and GRK R4 screws. A fine alternative to lag screws, the GRK RSS screws provide enhanced tensile, torque, and shear strength. The GRK R4 screws imitate a circular saw blade – easily countersinking into the hardest woods with zero surface cracking. Take advantage of exclusive bulk-order discounts on GRK bits and screws.
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