Twister Screws Premium Double-Threaded Wood Screws | 4mm x 25mm | Box of 500 | Self Drilling, Self Countersinking, Zinc-Plated, Ultra Sharp Quick Grab Point

Patented Magic Spiral Head - Self-countersinking design clears wood fibers and debris, creating a flush, smooth, professional finish in indoor woodworking applications. Twister U-Thread Design - Provides superior holding power, reduces driving resistance, and tightens timber joints without splitting hardwood, softwood, MDF, or plywood. Zinc-Coated Finish - Smooth driving with reduced torque for indoor use, ideal for furniture, cabinets, shelving, joinery, and internal woodworking projects. Type 17 Sharp Point - Fast, precise penetration ensures quick engagement without pre-drilling in most indoor timber applications. Deep Pozi-2 Recess - Prevents slippage and cam-out, compatible with drill drivers, impact drivers, and standard screwdrivers for efficient installation.