Grabber #10 x 4-1/2 in. LOX Head w/ Draw tite upper thread, Ultracut Lower Thread Exterior Wood Screws , 230 count. Driving wood-to-wood screws and deck screws can be a lot of work and a challenge especially when driving into harder materials. Anyone who has used wood screws has had experience with strip-outs, popped heads and screws that don’t seat flush. Grabber developed the new UltraPro screws to help take the hassle out of driving screws so you can concentrate on the job.