GRK Fasteners R4 Screw Pro-Pak 10 x 4″
The patented R4™ Multi Purpose Screw with starhead is self-tapping with the Zip-Tip™ and W-Cut™, has a countersinking head, and CEE thead that enlarges the screw hole allowing the wood to settle easily and increasing the screw’s drawing strength. The R4™ comes in 59 sizes and some sizes are available in PHEINOX™ Stainless Steel.
Self-Countersinking screw
W-Cut thread design cuts through any fibrous material with ease. Zip-Tipâ„¢ is designed for fast starts in any fibrous material.
CEE Thread enlarges the screw hole for the non-threaded portion of the fastener, allowing the wood to settle easily.
Climatekâ„¢ is exclusive to GRK products, which is a coating for corrosion pretection.
Multi purpose screw.
CEE Thread enlarges screw hole for the non-threaded portion of the fastener allowing the wood to settle easily.
Self-countersinking screw with underhead cutting teeth and six cutting pockets.
W-Cut thread design cuts through any fibrous material with ease. Zip-Tipâ„¢ is designed for fast starts in any fibrous material.
Climatekâ„¢ is exclusive to GRK products, which is a coating for corrosion pretection.