GRK 17105 RT Composite Exterior Handy-Pak Trim Screws, #9 x 3-1/8", 100-CtGRK's Trim Head screws are an excellent choice for most fine carpentry applications, as well as window extension jambs and more. The Trim Head screws have the smallest screw head available; with screw lengths of 3 1 8". Most material splitting is prevented because of the Trim Head screw's exceptionally small head and the W Cut thread design. 100 count Recessed star drive zero stripping, with 6 points of contact Trim head for a clean finished look