Heavy duty carry case featuring 6 removable compartments of 2 sizes. Pre-configured with 1200 individually boxed Optimaxx extreme performance woodscrews across 6 popular sizes. Fast starting, self-drilling, self-countersinking hardened steel woodscrews with double reinforced collar, strengthening the underside of the head to eliminate snapping. Consistently angled slash-point and sharp saw-tooth formation provides self-drilling into the material, requiring no pilot hole or pre-drilling and preventing splitting. Sharp, wide, deep thread formation coated with a lubricant which facilitates fast, continuous insertion. Razor-sharp point with the thread starting at the very tip, giving an immediate start, even in the hardest, smoothest surfaces. 24 grooves, self-countersink into all materials providing a clean flush finish and deep PZ allows perfect engagement and maximum torque transfer to the bit whilst minimising slipping and cam-out. For hardwood, softwood, PVCu, MDF, chipboard and sh...