Grk R4 Framing Screws

Grk s r4 self countersinking screw has a patented under head with saw blade like cutting teeth and 6 self contained cutting pockets.

Grk r4 framing screws.

Pheinox r4 multi purpose 305 stainless steel. For use in all applications that include pressure treated lumber. For use in framing floor work decking top boards railings and other remodeling applications. They also widen the countersink hole only around the head shape.

For use in framing floor work decking top boards railings and other remodeling applications. Pheinox r4 multi purpose 305 stainless steel. R4 multi purpose star drive flat head screw 110 per pack. For use in interior and exterior conditions and the grk climatek coating is approved for use in treated lumber.

Grk products are climatek coated approved for use in treated lumber and designed for both interior and exterior use. The new screws will have several changes designed to increase efficiency including tips that engage more quickly a better fit between the head and bit and an improved thread design. R4 multi purpose framing screws are used for wood plastic cement fiber board particle board sheet metal wood decking and melamine. The grk r4 multi purpose framing screw has 6 self contained cutting pockets which act like a router and transport the drill dust away from the edge of the screw hole.

Grk will be introducing improvements to its r4 multipurpose framing and decking screw in december. The screw head top closes the hole exactly leaving no damaged fibers around the wider area of the head. Together they act similar to a circular saw blade transporting the drill dust away from the edge of the screw hole while cutting a perfectly clean hole into. Grk fasteners 8 x 1 1 2 in.

Pheinox 305 stainless steel screws are corrosion and stain resistant designed to withstand wet environments. For use in interior and exterior conditions and the grk climatek coating is approved for use in treated lumber. The fast bite tip eliminates pre drilling and provides a fast start for one step installation. R4 multi purpose screw r4 multi purpose framing and decking screws provide a faster drive for more productivity on the job.