
GRK Fasteners RT 16630 Screw, #8 Thread, 2-1/2 in L, Reverse Thread, Trim Head, Star Drive, Zip-Tip Point, Steel, 505 PK

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The White RT Composite™ Exterior Trim Head screw is a specially designed fastener for attaching composite and cellular PVC materials. The reverse threading under the head of the fastener helps the screw head disappear beneath the surface of the material while preventing mushrooming and eliminating dimples for a smooth, even surface.
| Applicable Materials | : | Composite, Wood |
| Color | : | White |
| Drive Size | : | T10 |
| Drive Type | : | Star |
| Head Type | : | Trim |
| Length | : | 2-1/2 in |
| Material | : | Steel |
| Package Quantity | : | 505 PK |
| Point Type | : | Zip-Tip |
| Shear Strength | : | 360 lb |
| Tensile Strength | : | 499 lb |
| Thread Length | : | 1.575 in |
| Thread Size | : | #8 |
| Thread Type | : | Reverse |