GRK GRK-17630 - WHITE RT COMPOSITE™ TRIM SCREW #8 X 2-1/2" -100bx Power Washers The helical cutterhead features 26

The helical cutterhead features 26 two-sided inserts

Open nose design provides easy access to clear nail jams

Minimum operation pressure: 210 psi

(1) 1" HOLE DOZER Bi-Metal Hole Saw (49-56-9609)

or swing the stop up

GRK GRK-17630 - WHITE RT COMPOSITE™ TRIM SCREW #8 X 2-1/2" -100bx Power Washers The helical cutterhead features 26GRK has modified its innovative FIN Trim Head screw to include reverse threading under the head of the fastener. This technology makes the RT Composite Trim Screw ideal for use in composite and cellular PVC trim Based on extensive tests, GRK has found that the reverse thread helps the screw head disappear beneath the surface of the classic wood composite material, reducing or eliminating the dimple that sometimes appears when using the FIN Trim screw.