Optimaxx C288-742 Assorted Woodscrews x1200 Pcs & Midi Storage Case Starter Pack Introducing the world\'s best high performance wood screws from Optimaxx, supplied in a robust and compact storage case with 6x removable compartments. 6x Woodscrew sizes included: 200x 4.0mm x 25mm, 200x 4.0mm x 30mm, 200x 4.0mm x 35mm, 200x 4.0mm x 40mm, 200x 4.0mm x 50mm, 200x 5.0mm x 70mm. The Midi Case offers a robust design that enables tradesmen to take the storage facility whenever they are on the go without needing to worry about breakage. Optimaxx Extreme Performance woodscrews are specifically designed with long thin grooves that dramatically reduce pressure build up on insertion by dispensing wood fibres, preventing splitting when screwing close to the edge. The razor-sharp point ensures you have an immediate start even in the hardest, smoothest surfaces. FEATURES Includes 6x removable compartments of 2 different sizes to hold your Optimaxx EXTREME Performance Woodscrews regardless of size Wide, deep Pozi recess dramatically reduces cam-out Double reinforced collar strengthens underside of the head  Unique 24 grooves self countersink into all materials without the need to counter bore Sharp saw-tooth formation cut out of the bottom threads to enable fast penetration  Sharp, wide, deep thread formation coated with a unique lubricant facilitates fast continuous insertion CONTENTS 200x 4.0mm x 25mm Woodscrews 200x 4.0mm x 30mm Woodscrews 200x 4.0mm x 35mm Woodscrews 200x 4.0mm x 40mm Woodscrews 200x 4.0mm x 50mm Woodscrews 200x 5.0mm x 70mm Woodscrews