The unique patented TIMco Velocity screw has been specifically designed to give rapid installation into many different materials, whilst achieving exceptional pull-out resistance. It has been designed to give the user a consistent and reliable product that can be used in a variety of applications. Corrosion Rating 2 - Occasionally damp/wet, rural and sheltered areas. Driver Bit Size PZ2, Finish Zinc & Yellow, Gauge 9, Head Dia. mm 8.76, Head Type Double Countersunk with Ribs, Inner Thread Dia. mm 2.8, Length inch 1, Length mm 30, Lubrication Wax, Material Carbon Steel, Pack Dimensions L x W x H mm 92 x 72 x 58, Pack Weight kg 0.467, Point Type Single Slash, Product Code 45030VY, Recess Type Pozi, Shank Type Rapid Drive Twist, Size imp. 9 x 1, Size mm 4.5 x 30, Substrates Hardwood, Softwood, Chipboard, MDF, Plastic, Thin Sheet Metal, Thread Dia. mm 4.5, Thread Length mm 30, Thread Type Serrated Dual Angle. Features & Benefits • Dual angle thread designed for superior hold • Partially threaded stops the timber jacking (Partially threaded from 40mm) • Rapid drive twist cut enhances drive performance • Slash point tip helps prevent the timber splitting when screwing close to the edge, whilst also helping to reduce torque Specifications • Diameter: 4.5mm • Length: 30mm • Quantity: 200