Rockler GRK R4™ Multipurpose Star/Torx Screw-#8 Torx Screws
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SKU: GRP21415_2 ID: 524074311
In addition to a Torx-head design that eliminates cam-out slippage, these innovative self-countersinking screws feature six cutting pockets beneath the head and sharp, saw-like lower threads to drive through a variety of materials smoothly, without tearing. Ideal for exterior purposes such as building a deck. Torx/Star-head driver bits also available.The R4™ is a multi-purpose screw that can be used in all woodworking and plastic applications and is great for the following:WoodCement Fiber BoardParticle BoardComposite DeckingPlasticWood DeckingSheet MetalMelamineFeatures:R4 CLIMATEK™ coated screws are tested and approved for all exterior applications including pressure treated lumber as stated in the ICC report #ESR-2442.Sub-head cutters create clean countersunk holes without damaging the surface- even in brittle materials.Eliminates pre-drilling in most casesFits perfectly into existing countersunk holes on hinges and other hardware fittings.Screws 2" long or longer have special CEE thread that enlarges screw hole and improves performance.